Abercrombie Caves
Abismo Guy Collet
Abisso Bonetti
Abrakurrie Cave
Abrskil Cave
Agop Batu Tulug Caves
Aillwee Cave
Airmen's Cave
Akhshtyrskaya Cave
Akkadō
Akkana Madanna Caves
Al Hoota Cave
Algar do Carvão
Alice and Gwendoline Cave
Alum Pot
Alutila Cave
Amatérská Cave
Amberjack Hole
Amboni Caves
Anatakitaki Cave
Anchor Church
Andirilena Cave
Apidima Cave
Apollo 11 Cave
Aquamole Pot
Arago cave
Arctomys Cave
Arkaliospilio
Armamalai Cave
Armintxe Cave
Arnold Lava Tube System
Ash Hole Cavern
Ashford Caves
Atlantida (cave)
Atta Cave