- H2o Diving Academy Dive Base
- H2o Diving Academy Pool
- H2o Diving Academy Stützpunkt
- H2O Divng Academy Divesite
- H8k Japanese Sea Reconnaissance Plane
- Haad Yao
- Haandhi Elhe
- Haapiti
- Haarlemmermeerse Bos
- Habiba Wall
- Habili Coconut
- Habili Ganna
- Habili Orca
- Habili Sama
- Habitat
- Habtoor Grand Resort - Scuba Shade Training Site
- Habuk Habuk
- Hańcza Parking 1
- Hańcza, Parking 2
- Hańcza Parking 3
- Had Nuan ( Aka Koh Lan Vak)
- Hadera Power Plant - תחנת הכח חדרה
- Hafen
- Hafen Mols
- Hafen Murg
- Hafsa Thila
- Hagestein
- Haigh Quarry
- Haji
- Hakura Giri
- HALAAKU THARI THILA
- Halaveli Wreck
- Halbinsel au
- Halbinsel Au, Vordere au
- Halcyon
- Hale O Honu / House of Turtles
- Haleiwa Trench
- Half and Half
- Half Moon Bay (شاطئ نصف القمر)
- Half Moon Caye Wall
- Half Moon Wall
- Half Moon Wall
- Halfmoon Bay
- Halftime Dive Boat
- Halg El Shouni
- Halifax - Grenada
- Halifax Park
- Halifax Point
- Halik
- Hallenbad Betzingen
- Hallenbad in Balve
- Hallenbad Klagenfurt
- Hallenbad Murten
- Hallenbad Oberschleißheim
- Hallenbad Sundern
- Halverwege
- Hamahiga Beach
- Hamayu Beach
- Hambåra Torpedobatteri
- Hamburgö - large bay
- Hamburgö Nörra
- Hamburger
- Hamdi Block
- Hamlet
- Hamm
- Hamme Pool
- Hammer Time
- Hammerhead Rock
- Hammerhead Shark Point
- Hammerhead Site
- Hanare Beach
- Hanazawa Drop
- Hands Off (M)
- Hanging Garden, Kap Verde
- Hanging Gardens
- Hanging Rock
- Hangover
- Hangover
- Hanifaru Bay
- Hanimaadhoo Corner
- Hanimaadhoo Faru
- Hanimaadhoo Manta Point
- Hanimaadhoo Out
- Hanimaadhoo South
- Hanimaadhoo Thila
- Hans Reef
- Hans Schmidt (Wreck)
- Happurger Baggersee
- Happy Valley
- Hap's Reef
- Hapuka Rock (Hereheretaura Pinnacle)
- Harbor Puerto de la Cruz
- Harbor Reef / Pilot Boat
- Harbor Village Bonaire
- Harbour Wall
- Harbour Wrecks
- Hard Coral Cafe
- Hardbottom Cave
- Hardeep
- Hardeep (Suddhadip Wreck)
- Hardeep Wreck (SS Suddhadib) เรือจมสุทธาทิพย์
- Hardy Reef
- Harley Reef
- Harrier - Pecios CBA (Wreck)
- Harruby Wreck
- Harry's Place
- Harrys Steg
- Hasama Ocean Park
- Haselbacher See
- Hastings Reef
- Hastings Reef Blue Lagoon
- Hastings Reef - Coral Gardens
- Hastings Reef - Fish Bowl
- Hateruma Island
- Hatsushima Island
- Haunted Mansion
- Hausbucht Mopla (Basis1)
- Hausbucht Strandbad (Basis2)
- Hausriff Cres
- Hausriff Tauchbasis Geiseltalsee
- Hausriff Tauchsport Nidwalden
- Haussee Gomaringen
- Haussee Tauchcenter Die Flosse
- Haustein Steina
- Haven Kats Noord
- Haven Kats Zuid
- Havenhoofd
- Haventje Geersdijk
- Hawksbill Highway
- Hayakawa
- HB Rorschach
- Höbarthwand
- Heart Pontoon - Hardy Reef
- Heartbreak Ridge - Grenada
- Heaven and Hell / Theefarido Thila
- Hebi no kuchi
- Hedha House Reef
- Heiliger See
- Heinaicho
- Heinkel He 111, Wreck
- Hekkingen middle
- Helby Bank
- Helena Reef
- Helenesee
- Helengeli Thila
- Hellcat (Grimman F6f)
- Hellenistic Port
- Hema One
- Hembadhoo Wreck
- Hembadu Wreck
- Henderson Rocks
- Hendersons Rock
- Henley on Klip - Bass Lake
- Hennesee
- Henry Head
- Henry Head West
- Hens and chiks
- Hepp’s Pipeline
- Hermance
- Hermance, Genfersee (Lac Leman)
- Hermenegildo Capelo (Wreck)
- Herod's Submerged Port of Caesarea
- Herold Reef
- Heron Island
- Heron Island - Blue Pools
- Heron Island - Gorgonia Hole
- Heron Island - North Bombie
- Heron Island - Pams
- Herradura
- Herring Cove
- Hesperus (Wreck)
- Heybeli Ada Reef
- Heybeli Ada Wall
- Högsma Stenbrott
- Hibo Reef
- Hidayet Koyu
- Hidden Beach
- Hidden Lake Boat Launch
- Hidden Reef
- Hide and Seek
- Hide and Seek
- Hideaway Bay
- Hideaway Island
- Hidenchigama
- High Stones
- Hilary's Reef
- Hilda
- Hildur (Wreck)
- Hillarys Marina Wall
- Hillarys North Wall
- Hilloisten Louhos
- Hills - Sparti Island
- Hillsborough Leisure Centre
- Hilma Hooker
- Hilma Hooker (Wreck) (43)
- Hilterfingen Hotel Bellevue
- Hilutungan Island Marine Sanctuary
- Himandhoo Thila
- Himmafushi Corner
- Himmafushi Faru
- Hin ao yai
- Hin Bida
- Hin Bida Reef
- Hin Chedi / Rhino Horns
- Hin Daeng
- Hin Daeng - Hin Muang
- Hin Gra Dueng Pinnacle (หินกระเดื่อง)
- Hin Gue Dueng (The Pinnacle)
- Hin Klai
- Hin Klai (Garan Heng)
- Hin Kong (East West)
- Hin Kuak Maa (Three Fingers)
- Hin Lak Ngam
- Hin Luk Bath
- Hin Muang
- Hin Ngam
- Hin Ngam Ko Tao
- Hin Ngam Koh Rok
- Hin Nok : Nok Pinnacle : หินนก
- Hin Pae หินแพ
- Hin Pae / Rocky Pinnacle
- Hin Pee Wee
- Hin Pleng East
- Hin Pleng West
- Hin Raab
- Hin Sam Sam
- Hin Ta หินตา
- Hin Tai Nam (Blueberry Hill)
- Hin Wong Bay
- Hin Wong Pinnacle
- Hin Wong Pinnacles
- Hin Yai หินยาย
- Hin Yetti
- Hinkelsteine
- Hinugan
- Hippocampus House Reef 1
- Hippocampus House Reef 2
- Hirasawa
- Hissö första hundbadet Helgasjön
- Hitdorfer See, Leverkusen
- Hjärtsjön Badplatsen Lenhovda
- Hölödroppet
- Hällebäck
- Hälvälä Louhos
- Hmas Brisbane
- HMAS Brisbane (Wreck)
- HMAS Perth II
- HMAS Swan (Wreck)
- Hmcs Saguenay
- HMS Coriolanus (Wreck)
- Hms Cricket Wreck
- Hms Drifter Eddy
- Hms Hellespont
- Hms Hermes
- Hms Maori
- Hms Nasturtium
- HMS Pandora - Pandora Entrance - GBR
- HMS Proselyte
- Hms Russell
- Hms Scylla
- Hms Southwold
- Hms St Angelo
- Hms Stubborn
- Hönö Både
- Hnms Bato Wreck
- HNoMS Odin
- Ho Mei III - Salvador
- Hobby
- Hog Heaven
- Hogwarts
- Hogwarts / Outback
- Hohe Düne
- Hohendeicher See
- Hohola Thila
- Hokkawa Kajikaki
- Hol Chan Marine Reserve
- Holcim Sanctuary
- Hole in the Corner
- Hole in the Wall
- Hole in the Wall
- Hole in the Wall
- Hole in the Wall
- Hole in the Wall and Punta de la Monja
- Holhi Wall
- Hollywood Bowl
- Holsandbukta
- Holy Sand
- Holzlager Greppen
- Homestead Crater
- Hon Bac
- Hon Bac Island
- Hon Bang
- Hon Dai - Night Dive
- Hon Dai North
- Hon Mo
- Hon Tai North
- Hon Tai South
- Hon Tam
- Hondaafushi Faru
- Hondenstrand
- Hondoq Bay
- Hondoq Reef
- Honeycomb
- Honeycomb Beach
- Honeycomb Caves
- Honeymoon Bay
- Honeymoon Bay
- Honeymoon Cay - Derry Reef - GBR
- Honeymoon Reef
- 香港浸會園泳池 Hong Kong Baptist Assembly Pool
- Honolua Bay
- Hood College (Huntsinger Aquatics Center)
- Horseshoe Bay
- Horseshoe Reef
- Horseshoe Reef
- Horseshoe Reef
- Horseshoe Reef - Florida
- Hortense
- Hortense Cap Ferret
- Hospital Hole
- Hospital Point
- Host
- Hot Hole - Lake Keowee
- Hot Springs / Underwater Volcano
- Hot Sulfur
- Hotel Das Traunsee
- Hotel Island East
- House reef
- House Reef
- House reef
- House Reef Biser (Mošćenička Draga)
- House Reef - Divebase
- House Reef Mataking
- House Reef Ponta Delgada
- House Reef - Wall
- Hoyo Hoy
- Hoyos del Feo
- Hozaura Nakahirase
- HP Reef / Rainbow Reef
- Hrid Kamenjak
- Hrid Mala Glavina
- Hrid Masarine
- Hrid Piramida
- Hronia's Reef
- Hrunalaug Hot Spring
- Htms Chang Wreck
- HTMS Hanhak Sattru 312, Wreck
- HTMS Khram
- Htms Khram Shipwreck
- Htms Kled Keaw Ship Wreck
- Htms Kut Shipwreck
- Htms Mataporn Shipwreck
- Htms Prab 741 Wreck
- Htms Sattakut
- HTMS Sattakut 742, Wreck
- HTMS Suphairin 313, Wreck
- Hua Chedi Koh Ngam Yai - Chedi Rock Koh Ngam Yai - หัวเจดีย์ เกา
- HUDHU THILA
- Hudhuranfushi House Reef
- Hudhuveli Beyru
- Hudson Grotto
- Hudu Thila
- HUG OCEAN pool
- Hukan Dana
- Hulangu Kandu
- Humber Bay Park West
- Humphead Point
- Humps
- Humsi Wreck
- Hunga
- Hunsfels
- Hunsfels-stromberg
- Huraa Etere
- Hurasfaru Thila
- Hurawali Kandu
- Hven, Norraborg
- Hyams Beach
- Hydravion et Goelett
- Hydroplane Wreck
