• A Casaïola
• A-frame
• A-frames (Finnart)
• Aare Worblaufen
• Añaza
• Abades Bay
• Abades Mountain
• Abalone Cove
• Abana Reef
• Abanico Tortuga Diving
• Abdi Reis
• Abo Almadafee أبو المدافع
• Above & Below Dive Centre @Blue Lagoon
• Abrigo Wall
• Abrolhos Islands
• Abu Dabab I
• Abu Dabab II
• Abu Dabab III
• Abu Dabour
• Abu Galawa Kebir Wreck
• Abu Galawa Small
• Abu Ghusun (Wreck)
• Abu Helal
• Abu Kafan
• Abu Kafan North
• Abu Nuhas Ghiannis D.
• Abu Ramada North
• Abu Saile
• Abu Sawatyr
• Abu Soma Garden
• Abu Tair - Shiab Alkabir
• Abu Talha
• Abyss
• Achilleas
• Achziv Canyon קניון אכזיב
• Acqua Dolce
• Acuario
• Acuario I
• Ad Jatia
• Ada Ciganlija-Smokvica
• Adabanko Reef
• Addu Manta Point
• Admirals Point
• Advanced Bommie
• Africville Ramp Dive Site
• Agia Marina Beach
• Agia Triada
• Agincourt Ribbon Reefs
• Agios Georgios Pinnacle
• Agios Georgios Wall
• Agios Georgios Wall 2
• Agios Nikolaos
• Agios Petros
• Agios Prokopios Reef
• Agios Savvas
• Agni reef
• Agua Dolç
• Agus Bay
• Agyll's Reef
• Aheloy Dsd Site
• Ahrax Inland Sea
• Aiona Wreck (حطام أيونا)
• Air Cave
• Air Cavern
• Airplane
• Airplane C-47 Dakota
• Airplane Wreck
• Airport Beach
• Airport Point
• Airport Reef
• Akitsushima
• Akrotiri Fish Reserve
• Aksona Bay
• Akumal Bay Marine Park
• Akyar Reef
• Al Fahal Island
• Al Kahfain (Wreck)
• Al Munassir Wreck
• Alagados , P & P Mergulho
• Alains Cliff
• Alamanda / Alam Anda
• Alcala Bay or Baja de la Tortuga
• Alcala Reef
• Alcatraz
• Aldan
• Aldens Cave - Flinders Reef
• Aldermen Islands
• Alegranza
• Alex Cave
• Alexander Springs
• Alexandria Wreck
• Algyő Strandfürdő
• Žali Potok/Šekoda
• Ali Thila
• Alice B (Wreck)
• Alice in Wonderland
• Alice in Wonderland
• Alien Head
• Alimas Faru
• Alimatha House Reef
• Aliwal Shoal
• Aliwal Shoal Reef
• All Dive Sits Surrounding Gem & Kapas Island
• Almeida Carvalho (Wreck)
• Alona Beach House Reef
• Alotmeant - Coral Restoration Project
• Alouette Lake
• Alsharm Yanbu
• Altare
• Altenburg, Aquarium
• Alter Aarelauf
• Alternative
• Altes Emser Bad
• Aluth Gala
• Amaras Reef
• Amazon
• Ambrósio
• Amed Ghost Bay
• Amed Wall
• Ameisenegge (Entenecke)
• American Tanker
• American Wreck
• Ametatu
• Amfiteatre dive
• Amigo House Sand
• Amigos House Reef(sardines)
• Amilda’s Garden
• Ammo Jetty
• Ammoniakhavnen
• Ammunition Barges
• Amok
• Amp Miramare
• Ampera
• Amphiteather/pistol Bay-stage
• Amphitheater
• Amphitheatre
• Amphitheatre
• Amphitheatre Bay
• Amphora Cave
• Amphora Reef, Kreta
• Amphora Wall
• Amphora Wall
• Amphoras
• Amphoras Dive Site
• Amphoren (E3), Cirkewwa, Malta
• Amtrak
• Anar Dive Center House Reef
• Anau - Mantas Spot - Bora Bora
• Anbul
• Anchor
• Anchor Bay
• Anchor Bay-popeye, Il- Mellieha, (Norte)
• Anchor Bay (Popeye Village)
• Anchor Point
• Anchor Point North
• Anchor Reef
• Anchor Wall
• Ancient Roman Harbour
• Ancient Site Ciovo North
• Ancoras
• Andark Lake
• Andes (Wreck)
• Andrea
• Andrea 1
• Andrea Ferrara Wreck
• Anegados
• Anemone Bay North Solitary Island
• Anemone City
• Anemone City - Ras Mohammed
• Anemone Garden
• Anemone Reef
• Anenome Gardens
• Anfiteatro
• Angel City
• Angel Reef
• Angelfish Blue Hole
• Angels Cove
• Angol Point
• Angthong Marine Park
• Ann Ann (Wreck)
• Anna Ii Wreck
• Anna Jacoba Polder
• Anna-maria
• Annapolis Ymca Pool
• Ann's Paradise
• Anse de la Mauresque
• Anse Dufour
• Anse à La Barque
• Anse Petit Cour
• Anse Thomas
• Ansell Point
• Anthias Divers House Reef
• Anthony Quinn Bay
• Anthony Quinn Seal Cave
• Antilla Wreck
• Antique Wreck
• Antonio Lorenzo
• Anton's
• Anybody's
• Ao Kluai
• Ao Sane Beach
• Ao Tum
• Aow Leuk
• Aphrodite Rock
• Aphrodities Beach
• Apo Island
• Aqua Giri
• Aqua92
• Aquamarine House Reef
• Aquarium
• Aquarium
• Aquarium
• Aquarium
• Aquarium
• Aquarium
• Aquarium
• Aquarium
• Aquarium
• Aquarium Crocus City
• Aquarium Grgur
• Aquarium Reef 1
• Aquarium Reef 2
• Aquarius
• Aquaventure Helicopter & Boat Wreck Dive Site.
• Aquaventure Reef Club Shipwreck
• Arado Plane
• Aramoana Mole
• Arashi
• Archetto
• Archi E Grotte
• Archipielago de San Bernardo
• Arco Point
• Arcoiris
• Area 51
• Area Perlindungan Laut (Apl)
• Arena
• Arena
• Arenella Wreck
• Areu Passage Inner Reef Wall
• Argentario - Isola di Giannutri
• Argentarola
• Argonaute fosse
• Arguineguín Reef
• Aride Bank
• Arild, Kullaberg
• Arlington Pool (Yorktown Highschool)
• Army Tower
• Arraia Reef
• Arrecife Artificial
• Arrecife Barrera de Posidonia Playa de Aguadulce
• Arrecife, Cirkewwa (Norte)
• Arrecifes Artificiales - Reserva Marina Tabarca
• Arrecifes de Vichayito
• Arrow
• Arsida Canyon
• Art Reef by Vhils
• Artatore
• Artatore Reef
• Artesian Natural Hot Tub
• Artifical Reef
• Artificial Reef
• Artificial Reef
• Artificial Reef
• Artificial Reef and Coral Nursery
• Aruh Fanno
• Arvoredo - Saco do Engenho
• Arzentas Canyon
• Asia (Wreck)
• Asinero
• Aspro Reef
• Aspronisi Wall
• Assenza
• Asta
• Atabol
• Atlantic Princess
• Atlantida
• Atlantis
• Atlantis
• Atlantis
• Atlantis
• Atlantis (Scubaçao House Reef)
• Atmosphere House Reef
• Atnam
• Atun
• Aundanao
• Aurora Reservoir
• Aussie Reef - Racha Noi
• Australian Wreck
• Ave Maria
• Avlaki
• Avlaki Blue Flag Beach
• Ayisigi beach
• Azul House Reef
• Azur
• Azure Diving House Reef