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141 sites match.

	Site	Destination	Type	Depth	Level	Current	Best
WWreck	Aeolus Steel canyons full of sand tigers, open broken-wreck structure…	North Carolina Outer BanksUnited States	Wreck	24–34 m	Advanced	Moderate	Jun–Sep	☆
	Aida A deep, coral-sheathed hull on a dramatic slope; pairing with the…	Brothers, Daedalus & St John'sEgypt	Wreck	30–60 m	Advanced	Moderate	May, Jun, Jul, Sep, Oct, Nov	☆
WWreck	Akitsushima Genuine warship history, the seaplane crane, atmospheric side-lying…	CoronPhilippines	Wreck	20–38 m	Advanced	Mild	Nov–Apr	☆
PPinnacle	Angarosh Silvertip encounters; hammerhead schools off the deep plateau; a reef…	Port Sudan & SanganebSudan	Pinnacle	10–45 m	Advanced	Strong	Feb, Mar, Apr, May, Nov	☆
CChannel	Avatoru Pass Close silvertip shark passes; a fast, clean drift; alternation with…	RangiroaFrench Polynesia	Channel	10–35 m	Advanced	Strong	Nov–Apr	☆
SSeamount	Bajo Alcyone The archetypal hammerhead cleaning station, marbled rays, blue-water…	Cocos IslandCosta Rica	Seamount	25–40 m	Advanced	Strong	Jun–Nov	☆
	Barracuda Point The barracuda tornado, shark traffic in numbers, dawn bumphead parades	Sipadan & MabulMalaysia	Wall	5–40 m	Advanced	Strong	Apr–Aug	☆
PPinnacle	Batu Bolong Wall-to-wall fish in the lee; hunting tuna and trevally at the…	KomodoIndonesia	Pinnacle	3–40 m	Advanced	Extreme	Apr–Nov	☆
	Bianca C Cruise liner scale, the famous pool deck, eagle rays in the blue	GrenadaGrenada	Wreck	28–50 m	Advanced	Moderate	—	☆
WWall	Big Brother Dawn thresher encounters; fall oceanic whitetips beneath the boats…	Brothers, Daedalus & St John'sEgypt	Wall	5–40 m	Advanced	Strong	May, Jun, Jul, Sep, Oct, Nov	☆
PPinnacle	Black Rock Oceanic mantas at close quarters, marbled rays stacked in the ledges…	Mergui ArchipelagoMyanmar	Pinnacle	5–40 m	Advanced	Moderate	Dec–Apr	☆
	Blue Magic Oceanic mantas at cleaning stations; wobbegongs on the summit…	Raja AmpatIndonesia	Pinnacle	7–30 m	Advanced	Strong	Oct–Apr	☆
WWreck	C-58 General Anaya Winter eagle-ray squadrons, broken-hull swim-bys, big morays, honest…	Isla Mujeres & CancúnMexico	Wreck	18–26 m	Advanced	Strong	Dec–Mar	☆
RReef	Cabo Pearce Manta stack-ups over the ridge, engaged dolphins, whale song in season	Socorro & the RevillagigedosMexico	Reef	10–40 m	Advanced	Moderate	—	☆
RReef	Cara a Cara Sustained close encounters with Caribbean reef sharks, clear…	RoatánHonduras	Reef	18–21 m	Advanced	Mild	Feb–Aug	☆
PPinnacle	Carall Bernat Barracuda wheels, red gorgonian forests below 15 m, big-fish energy	Medes IslandsSpain	Pinnacle	5–40 m	Advanced	Moderate	Jun–Oct	☆
WWreck	Caribsea Sand tigers by the dozen, dense baitfish clouds, a moving chapter of…	North Carolina Outer BanksUnited States	Wreck	25–27 m	Advanced	Moderate	Jun–Sep	☆
SSeamount	Castle Rock Sharks hunting fusilier schools; reef-hook front seats at the current…	KomodoIndonesia	Seamount	4–30 m	Advanced	Strong	Apr–Nov	☆
RReef	Cave of the Sleeping Sharks A landmark of shark-behavior history, cavern ledges, possible resting…	Isla Mujeres & CancúnMexico	Reef	15–21 m	Advanced	Moderate	Dec–Apr	☆
CCenote	Cenote Angelita The false lake of hydrogen sulfide, drowned trees in the mist…	Riviera Maya & the CenotesMexico	Cenote	5–40 m	Advanced	None	Nov–May	☆
PPinnacle	Cocoa Thila Dense snapper walls; patrolling sharks; a thila long enough to absorb…	North & South Malé AtollsMaldives	Pinnacle	10–30 m	Advanced	Strong	Dec–Apr	☆
DDrift	Coconut Point (Apo Island) Trevally barrels in ripping current, turtles indifferent to the flow…	Dumaguete, Dauin & Apo IslandPhilippines	Drift	5–30 m	Advanced	Strong	Mar–Jun	☆
	Crystal Bay Seasonal ocean sunfish at cleaning stations; cold, clear upwelling…	Bali & Nusa PenidaIndonesia	Reef	5–30 m	Advanced	Strong	Jul–Oct	☆
SSeamount	Crystal Rock Vividly clear water in season; soft-coral faces; tuna and sharks on…	KomodoIndonesia	Seamount	2–30 m	Advanced	Strong	Apr–Nov	☆
	Daedalus Reef Schooling scalloped hammerheads in early summer; Anemone City; the…	Brothers, Daedalus & St John'sEgypt	Wall	5–40 m	Advanced	Strong	May–Oct	☆
RReef	Darwin's Arch (Darwin's Pillars) Whale sharks June-November, walls of hammerheads, Galapagos sharks at…	Galápagos IslandsEcuador	Reef	6–30 m	Advanced	Strong	Jun–Nov	☆
WWall	Delsan Wreck Barracuda and jack tornadoes, shark traffic on the corner, big-animal…	Tubbataha ReefsPhilippines	Wall	5–40 m	Advanced	Strong	Mar–Jun	☆
PPinnacle	Dirty Rock Jack schools that block the sun, hammerhead crossings, marbled rays…	Cocos IslandCosta Rica	Pinnacle	12–35 m	Advanced	Strong	—	☆
WWreck	Djabeda Whole-ship silhouette in clear water; eagle rays and barracuda…	MauritiusMauritius	Wreck	22–34 m	Advanced	Moderate	Mar, Apr, Oct, Nov, Dec	☆
PPinnacle	Dos Amigos Grande The 20 m archway, hammerheads on the outside edge, marbled rays in…	Cocos IslandCosta Rica	Pinnacle	15–35 m	Advanced	Strong	—	☆
WWreck	Doña Marilyn A large, coral-carpeted ferry hull, rich fish life, sobering history…	MalapascuaPhilippines	Wreck	18–33 m	Advanced	Moderate	Mar–Jun	☆
BBlue water	East London & the Southern Start First action of the season; city logistics on a wilderness event	The Sardine Run (Wild Coast)South Africa	Blue water	0–25 m	Advanced	Strong	May–Jun	☆
RReef	El Acuario (The Aquarium) Overwhelming fish density, whitetips stacked in trenches, sharks in…	MalpeloColombia	Reef	10–35 m	Advanced	Moderate	—	☆
WWreck	El Aguila Three-piece broken hull, oversized green morays and groupers…	RoatánHonduras	Wreck	20–33 m	Advanced	Mild	Mar–Aug	☆
RReef	El Arrecife Silky aggregations in season, reforming hammerhead schools, action…	MalpeloColombia	Reef	12–40 m	Advanced	Strong	—	☆
SSeamount	El Bajo Seamount Mobula flights over the ridges, pelagic traffic, the gulf's most…	Sea of Cortez & Cabo PulmoMexico	Seamount	18–40 m	Advanced	Moderate	Aug–Nov	☆
PPinnacle	El Bajon Twin towers in blue water, large groupers, summer pelagic fly-bys	Canary IslandsSpain	Pinnacle	8–40 m	Advanced	Moderate	Jun–Nov	☆
RReef	El Canon (The Canyon) Hammerhead schools over the cut, layered shark traffic, occasional…	Socorro & the RevillagigedosMexico	Reef	15–40 m	Advanced	Moderate	—	☆
WWreck	El Frio (Ultrafreeze) Big groupers on an old freezer ship, cool offshore atmosphere…	Isla Mujeres & CancúnMexico	Wreck	25–30 m	Advanced	Moderate	Dec–Apr	☆
RReef	Elephant Head Rock The archipelago's best swim-through maze, light-shafted granite…	Similan Islands & Richelieu RockThailand	Reef	8–40 m	Advanced	Strong	Dec–Apr	☆
WWall	Elphinstone Reef Oceanic whitetips in fall; sheer soft-coral walls; the exposed north…	Marsa Alam & the Deep SouthEgypt	Wall	12–40 m	Advanced	Strong	Mar, Apr, May, Oct, Nov, Dec	☆
WWreck	Ennerdale Wreck Moray-dense broken tanker; grouper and rays around 30-meter sand	SeychellesSeychelles	Wreck	18–30 m	Advanced	Mild	Mar, Apr, May, Oct, Nov	☆
SSeamount	Farnsworth Bank Purple hydrocoral gardens, open-water pelagic chances, Catalina's…	California Channel IslandsUnited States	Seamount	18–40 m	Advanced	Moderate	—	☆
	Fish Head Patrolling gray reef sharks; fearless Napoleon wrasse; fish density…	Ari AtollMaldives	Pinnacle	10–30 m	Advanced	Moderate	Dec–Apr	☆
PPinnacle	Formigas Islets & Dollabarat Reef Exceptional visibility, big groupers, pelagic surprises at a rarely…	The AzoresPortugal	Pinnacle	6–40 m	Advanced	Moderate	Jul–Sep	☆
CChannel	Garuae Pass Shark-covered terraces on a huge tide; big pelagics in the entry…	FakaravaFrench Polynesia	Channel	15–40 m	Advanced	Strong	May–Oct	☆
	Georg Thiele April 1940 battle history, wreckage on a dramatic fjord slope…	Arctic NorwayNorway	Wreck	—	Advanced	Mild	May–Sep	☆
RReef	Giant's Castle Smalleye stingray territory; deep-passage mantas; humpback song in…	Tofo BeachMozambique	Reef	21–33 m	Advanced	Moderate	May–Nov	☆
	Gili Tepekong The boulder Canyon; stacked whitetip sharks; cold-water mola…	Bali & Nusa PenidaIndonesia	Reef	8–30 m	Advanced	Strong	Jul–Oct	☆
	Gladden Spit Whale sharks feeding on snapper spawn, massed spawning aggregations…	Belize Barrier ReefBelize	Blue water	10–30 m	Advanced	Moderate	Mar–Jun	☆
PPinnacle	Gordon Rocks Hammerheads on a day trip, eagle rays stacked in current, sea lion…	Galápagos IslandsEcuador	Pinnacle	12–32 m	Advanced	Strong	—	☆
	Great Blue Hole Swimming through 40 m stalactites, reef sharks in the bowl, one of…	Belize Barrier ReefBelize	Blue hole	10–124 m	Advanced	None	Mar–Jun	☆
WWall	Great White Wall The white soft-coral face at full feed; the tunnel entry; blue-water…	Taveuni & Rainbow ReefFiji	Wall	10–35 m	Advanced	Moderate	May–Oct	☆
CChannel	Guraidhoo Kandu Hooked-in shark watching; a fast, clean drift into the lagoon	North & South Malé AtollsMaldives	Channel	10–30 m	Advanced	Strong	Dec–Apr	☆
PPinnacle	HP Reef Soft-coral-lined chimneys and caves; sharks and rays riding channel…	North & South Malé AtollsMaldives	Pinnacle	8–30 m	Advanced	Strong	Dec–Apr	☆
PPinnacle	Habili Ali Giant gorgonians and black coral; sharks on the up-current face; a…	Brothers, Daedalus & St John'sEgypt	Pinnacle	8–40 m	Advanced	Strong	Apr, May, Jun, Sep, Oct	☆
WWreck	Halliburton Compact upright wreck, textbook deep and wreck training profiles…	UtilaHonduras	Wreck	18–30 m	Advanced	Mild	Mar, Apr, May, Aug, Sep	☆
	Hammerhead Point (Rasdhoo Madivaru) Dawn blue-water hangs for scalloped hammerheads; wall traffic on the…	Ari AtollMaldives	Blue water	15–30 m	Advanced	Moderate	Dec–Apr	☆
SSeamount	Hannibal Bank Seasonal whale sharks, hammerheads below the thermocline, big-fish…	CoibaPanama	Seamount	18–40 m	Advanced	Strong	Dec–Apr	☆
	Hilma Hooker Full-size freighter on its side, tarpon under the hull, double-reef…	BonaireBonaire	Wreck	18–30 m	Advanced	Mild	—	☆
	Irako Coron's most intact major wreck, famed engine-room penetration for…	CoronPhilippines	Wreck	28–45 m	Advanced	Mild	Nov–Apr	☆
	Irizaki Schooling scalloped hammerheads, pure blue-water drift diving…	YonaguniJapan	Blue water	15–40 m	Advanced	Strong	Dec–Mar	☆
WWreck	Iro Maru The coral-clad bow gun; kingposts silhouetted overhead; big morays…	PalauPalau	Wreck	12–40 m	Advanced	Mild	—	☆
	Kal's Dream Dogtooth tuna at close range; shark traffic in ripping current; the…	AlorIndonesia	Pinnacle	8–40 m	Advanced	Extreme	Apr, May, Jun, Sep, Oct, Nov	☆
PPinnacle	Kandooma Thila Shark and eagle-ray action at the up-current point; healthy ledges…	North & South Malé AtollsMaldives	Pinnacle	12–30 m	Advanced	Strong	Dec–Apr	☆
SSeamount	Kimud Shoal Schooling scalloped hammerheads in season, backup thresher…	MalapascuaPhilippines	Seamount	12–40 m	Advanced	Moderate	Dec–Apr	☆
PPinnacle	Koh Tachai Pinnacle Trevally tornadoes in ripping flow, manta and whale-shark transits…	Similan Islands & Richelieu RockThailand	Pinnacle	12–36 m	Advanced	Extreme	Dec–Apr	☆
BBlue water	Kona Blackwater Drift The nightly vertical migration in open ocean; creatures from larval…	Kona, HawaiʻiUnited States	Blue water	10–18 m	Advanced	Mild	—	☆
	Kudarah Thila The yellow wall of bluestripe snapper; gorgonian swim-through; dense…	Ari AtollMaldives	Pinnacle	12–30 m	Advanced	Moderate	Dec–Apr	☆
WWall	L'Abym True vertical wall off a village shoreline, black coral and sponge…	DominicaDominica	Wall	10–40 m	Advanced	Mild	—	☆
PPinnacle	La Nevera (The Fridge) Hammerheads at the cleaning stations, thermocline shark pulses…	MalpeloColombia	Pinnacle	15–40 m	Advanced	Strong	—	☆
SSeamount	Leven Bank Dogtooth tuna and trevally in current; a proper open-ocean bank dive	Zanzibar & MnembaTanzania	Seamount	12–40 m	Advanced	Strong	Jan, Feb, Jul, Aug, Sep, Oct, Dec	☆
WWall	Little Brother The gorgonian forest on the north point; threshers and whitetips in…	Brothers, Daedalus & St John'sEgypt	Wall	5–40 m	Advanced	Strong	May, Jun, Jul, Sep, Oct, Nov	☆
	MV Produce Resident giant grouper (brindle bass); fish-packed broken holds	Aliwal Shoal & UmkomaasSouth Africa	Wreck	15–32 m	Advanced	Moderate	Apr–Sep	☆
SSeamount	Magic Mountain Reef and oceanic mantas sharing cleaning stations; sharks and tuna on…	Raja AmpatIndonesia	Seamount	6–30 m	Advanced	Strong	Oct–Apr	☆
WWreck	Maldive Victory Upright, intact hull; fish-swarmed superstructure; a genuine…	North & South Malé AtollsMaldives	Wreck	12–35 m	Advanced	Strong	Dec–Apr	☆
RReef	Manta Reef Historic manta cleaning stations visited by both manta species	Tofo BeachMozambique	Reef	16–30 m	Advanced	Moderate	May–Nov	☆
CCave	Manza Dream Hole Chimney descent through sweeper curtains, blue exit window, clean…	Okinawa & the Kerama IslandsJapan	Cave	5–26 m	Advanced	Mild	Apr, May, Jun, Oct, Nov	☆
BBlue water	Mbotyi & Waterfall Bluff Low-traffic staging with the Waterfall Bluff backdrop; one-boat bait…	The Sardine Run (Wild Coast)South Africa	Blue water	0–25 m	Advanced	Strong	Jun–Jul	☆
RReef	Mikomoto Island Hammerhead schools within sight of Honshu, energetic Kuroshio drifts…	Izu PeninsulaJapan	Reef	12–40 m	Advanced	Strong	Jun–Nov	☆
WWall	Molokini Back Wall A sheer 60-meter-plus face in open ocean; whale song through the…	Maui & MolokiniUnited States	Wall	10–40 m	Advanced	Moderate	—	☆
	Nippo Maru The deck tank; the standing bridge telegraph and helm; artillery…	Chuuk (Truk) LagoonFederated States of Micronesia	Wreck	28–48 m	Advanced	Mild	Dec–Apr	☆
	Northern Arch Stingray squadrons in summer, sheer walls through the headland…	Poor Knights IslandsNew Zealand	Wall	8–40 m	Advanced	Moderate	Jan–May	☆
	Numidia Locomotive wheels at the crest; soft coral on century-old steel…	Brothers, Daedalus & St John'sEgypt	Wreck	8–40 m	Advanced	Strong	May, Jun, Jul, Sep, Oct, Nov	☆
	Odyssey One of the western Caribbean's larger intentional wrecks, hold and…	RoatánHonduras	Wreck	18–34 m	Advanced	Mild	Mar–Aug	☆
WWreck	P29 Upright warship silhouette, mast ascent, easy pairing with Cirkewwa's…	Malta & GozoMalta	Wreck	15–37 m	Advanced	Mild	May–Oct	☆
CChannel	Passe St Jacques Fast incoming-tide drift; eagle rays and jack schools riding the pass	MauritiusMauritius	Channel	12–30 m	Advanced	Strong	Mar, Apr, Oct, Nov, Dec	☆
DDrift	Playa del Carmen Bull Shark Dive Close passes from mature bull sharks, seasonal aggregation, minutes…	Riviera Maya & the CenotesMexico	Drift	20–25 m	Advanced	Moderate	Nov–Feb	☆
BBlue water	Port St Johns Grounds The highest-probability staging area for full bait-ball events	The Sardine Run (Wild Coast)South Africa	Blue water	0–25 m	Advanced	Strong	Jun–Jul	☆
SSeamount	Princess Alice Bank Summer devil-ray carousels, blue-water descents, schooling jacks over…	The AzoresPortugal	Seamount	35–40 m	Advanced	Moderate	Jul–Sep	☆
	Prinz Eugen An essentially complete WWII heavy cruiser; torpedo tubes and…	Bikini AtollMarshall Islands	Wreck	0–35 m	Advanced	Mild	—	☆
WWreck	Proteus Century-old steamer bones in blue water, sand tigers over the…	North Carolina Outer BanksUnited States	Wreck	33–38 m	Advanced	Moderate	Jun–Sep	☆
SSeamount	Punta Maria Marbled rays en masse, processional hammerheads, a wilder and…	Cocos IslandCosta Rica	Seamount	22–40 m	Advanced	Strong	—	☆
WWall	Punta Sur, Devil's Throat The tunnel exit at 40 m, cathedral-like passages, black coral…	CozumelMexico	Wall	15–40 m	Advanced	Moderate	Dec–May	☆
RReef	Punta Tosca Tiger and dolphin wildcards, mantas rounding the point, humpback…	Socorro & the RevillagigedosMexico	Reef	10–35 m	Advanced	Moderate	—	☆
	Richelieu Rock Purple soft-coral pinnacle, seasonal whale sharks, world-class macro…	Similan Islands & Richelieu RockThailand	Pinnacle	2–35 m	Advanced	Strong	Dec–Apr	☆
PPinnacle	Roca Partida Whitetips shelved in the ledges, everything-at-once pelagic traffic…	Socorro & the RevillagigedosMexico	Pinnacle	5–40 m	Advanced	Strong	—	☆
	Rosalie Moller Intact deck furniture and fittings; the atmospheric gloom of a deep…	Hurghada & El GounaEgypt	Wreck	20–50 m	Advanced	Moderate	May, Jun, Jul, Sep, Oct	☆
	SMS Brummer Raider history, elegant cruiser bow, a visible lesson in how wrecks…	Scapa FlowUnited Kingdom	Wreck	20–36 m	Advanced	Mild	Apr–Sep	☆
WWreck	SMS Coln Near-complete WWI cruiser, bow-to-stern swim, deck fittings still in…	Scapa FlowUnited Kingdom	Wreck	20–36 m	Advanced	Mild	Apr–Sep	☆
	SMS Kronprinz Wilhelm Main-battery turrets visible at the seabed, manageable battleship…	Scapa FlowUnited Kingdom	Wreck	20–38 m	Advanced	Mild	Apr–Sep	☆
	SS Nebo An 1884 steamer resting upside down; superb nudibranch searching over…	Aliwal Shoal & UmkomaasSouth Africa	Wreck	18–27 m	Advanced	Moderate	Apr–Sep	☆
	SS President Coolidge The Lady at depth; cargo holds full of 1942; a shore-entry giant that…	Espiritu SantoVanuatu	Wreck	20–65 m	Advanced	Mild	May–Oct	☆
	SS Yongala Extraordinary fish density, giant Queensland grouper, marble rays, a…	Townsville & the YongalaAustralia	Wreck	16–30 m	Advanced	Strong	Aug–Nov	☆
	Saltstraumen World-class current-fed walls, wolffish encounters, winter visibility…	Arctic NorwayNorway	Channel	5–30 m	Advanced	Extreme	Oct–Mar	☆
WWall	Sanganeb North Point Dawn hammerhead schools; the lighthouse climb; atoll walls in…	Port Sudan & SanganebSudan	Wall	10–40 m	Advanced	Strong	Nov–May	☆
RReef	Sha'ab Rumi South Plateau Grey reef sharks in classic numbers; hammerheads off the drop in…	Port Sudan & SanganebSudan	Reef	10–40 m	Advanced	Moderate	Nov–May	☆
WWreck	Shakem Upright intact freighter, cement cargo still in the holds, easy…	GrenadaGrenada	Wreck	22–32 m	Advanced	Mild	—	☆
PPinnacle	Shark Bank Huge marbled rays; permanent snapper and trevally walls over granite	SeychellesSeychelles	Pinnacle	14–30 m	Advanced	Moderate	Mar, Apr, May, Oct, Nov	☆
	Shark Close Grey reef sharks at close quarters; cool, fish-rich strait water…	AlorIndonesia	Reef	10–40 m	Advanced	Strong	Apr, May, Jun, Sep, Oct, Nov	☆
RReef	Sherwood Forest Green tree coral groves; slow-lane macro at depth with big-ray flybys	Tofo BeachMozambique	Reef	24–32 m	Advanced	Moderate	May–Nov	☆
CChannel	Shotgun The ride through the funnel; mantas feeding in the stream; garden-eel…	KomodoIndonesia	Channel	5–25 m	Advanced	Strong	Apr–Nov	☆
SSeamount	Silvertip Bank (Burma Banks) Silvertip encounters with honest odds, oceanic-plateau atmosphere…	Mergui ArchipelagoMyanmar	Seamount	15–40 m	Advanced	Strong	Jan–Apr	☆
BBlue water	Skjervoy Orca Grounds Carousel-feeding orcas, lunge-feeding humpbacks, polar-night light…	Arctic NorwayNorway	Blue water	0–5 m	Advanced	Mild	Nov–Jan	☆
CChannel	Skookumchuck Narrows (Sechelt Rapids) The densest anemone carpet in the province, current-window precision…	British ColumbiaCanada	Channel	10–25 m	Advanced	Extreme	Oct–Mar	☆
	South Point Hammerhead lottery in the blue, deep wall atmosphere, turtles and…	Sipadan & MabulMalaysia	Wall	8–40 m	Advanced	Moderate	Apr–Aug	☆
PPinnacle	Strytan A living hydrothermal chimney, shimmering vent water, wolffish and…	Silfra & IcelandIceland	Pinnacle	15–40 m	Advanced	Moderate	May–Sep	☆
PPinnacle	Submerged Rock The swim-through, dense whitetips, rays orbiting a tower of rock	Cocos IslandCosta Rica	Pinnacle	10–30 m	Advanced	Moderate	—	☆
SSeamount	Sunken Island Blue-water seamount descent, schooling pelagics over the crown…	MoalboalPhilippines	Seamount	14–40 m	Advanced	Strong	Dec–May	☆
WWreck	Superior Producer Upright intact freighter, cup-coral bloom on night dives, tarpon in…	CuraçaoCuraçao	Wreck	20–33 m	Advanced	Moderate	—	☆
BBlue water	The Bait Ball The full predation event: dolphins, sharks, gannets, and whales on…	The Sardine Run (Wild Coast)South Africa	Blue water	0–20 m	Advanced	Moderate	Jun–Jul	☆
PPinnacle	The Big Scare (Bat Islands) Unbaited bull sharks at depth, disciplined small-group protocol, wild…	Costa Rica Pacific CoastCosta Rica	Pinnacle	18–30 m	Advanced	Moderate	May–Nov	☆
PPinnacle	The Boiler Giant mantas at point-blank range, dolphin visits, whale song through…	Socorro & the RevillagigedosMexico	Pinnacle	5–40 m	Advanced	Moderate	Nov–May	☆
WWall	The Cathedral Light beams inside the cavern; lobster-packed crevices; sculpted wall…	MauritiusMauritius	Wall	15–30 m	Advanced	Mild	Mar, Apr, Oct, Nov, Dec	☆
	The Elbow (Turneffe Atoll) Eagle-ray squadrons, massed snapper and jacks, big-water drift at the…	Belize Barrier ReefBelize	Drift	15–40 m	Advanced	Strong	Mar–Jun	☆
CChannel	The Passage River-style drift beneath jungle walls; mangrove-and-soft-coral…	Raja AmpatIndonesia	Channel	3–18 m	Advanced	Strong	Oct–Apr	☆
CCenote	The Pit Light beams down a huge shaft, the sulfide cloud at 30 m, silhouettes…	Riviera Maya & the CenotesMexico	Cenote	10–40 m	Advanced	None	Apr–Aug	☆
WWreck	Theo's Wreck Intact hull on its side at the drop-off edge, resident groupers and…	Tiger Beach & Grand BahamaThe Bahamas	Wreck	12–33 m	Advanced	Mild	—	☆
RReef	Thomas Reef Soft-coral terraces at their densest; the deep canyon and arches for…	Sharm El Sheikh & Ras MohammedEgypt	Reef	5–40 m	Advanced	Strong	May–Oct	☆
CChannel	Tiputa Pass Gray reef shark walls; habituated bottlenose dolphins mid-dive…	RangiroaFrench Polynesia	Channel	10–40 m	Advanced	Strong	Nov–Apr	☆
	U-352 An authentic U-boat casualty of the Battle of the Atlantic, often in…	North Carolina Outer BanksUnited States	Wreck	30–35 m	Advanced	Moderate	Jun–Sep	☆
	USCGC Duane An upright, storied cutter in blue Gulf Stream water, barracuda…	Florida KeysUnited States	Wreck	18–36 m	Advanced	Strong	—	☆
WWreck	USCGC Spar An upright, easily navigated cutter with resident sand tigers	North Carolina Outer BanksUnited States	Wreck	26–33 m	Advanced	Moderate	Jun–Sep	☆
	USNS Vandenberg Radar dishes on a sunken tracking ship, huge intact structure, Key…	Florida KeysUnited States	Wreck	14–43 m	Advanced	Moderate	—	☆
	USS Spiegel Grove One of the largest ships ever intentionally reefed, resident goliath…	Florida KeysUnited States	Wreck	14–40 m	Advanced	Moderate	—	☆
	Um El Faroud Full-size tanker on sand, the storm-split midships, resident…	Malta & GozoMalta	Wreck	18–36 m	Advanced	Mild	May–Oct	☆
RReef	Washing Machine Roller-coaster surge channels, sharks in the grooves, vigorous hard…	Tubbataha ReefsPhilippines	Reef	5–30 m	Advanced	Strong	Mar–Jun	☆
RReef	Watamula Wall-to-wall living coral, effortless drift, big fish traffic at the…	CuraçaoCuraçao	Reef	8–30 m	Advanced	Moderate	—	☆
RReef	Western Rocky The through-island tunnel with resting nurse sharks, elite macro…	Mergui ArchipelagoMyanmar	Reef	5–30 m	Advanced	Moderate	Dec–Apr	☆
RReef	Wolf Island (Landslide & Shark Bay) Hammerhead schools, free-swimming morays, eagle ray squadrons…	Galápagos IslandsEcuador	Reef	10–35 m	Advanced	Strong	Jun–Nov	☆
	Yonaguni Monument The terraces and right angles themselves, the natural-versus-carved…	YonaguniJapan	Reef	5–26 m	Advanced	Moderate	Apr, May, Oct, Nov	☆

Site data is compiled from the sources on each site's own page and carries confidence labels; depths and conditions are planning ranges, not survey data.