WBuraco das Araras (Mato Grosso do Sul)WBath SwalletWGouffre BergerWBournillon caveWCathedral CavesWCaverna SantanaWČehi 2 caveWConjunto Santa RitaWCrackpot, North YorkshireWCrystal Cave (Sequoia National Park)WThe Darkness BeckonsWGouffre MiroldaWGrottes Pétrifiantes de SavonnièresWGruta CanabravaWGruta da TorrinhaWGruta do CentenárioWGruta do JanelãoWHob HolesWIngleborough CaveWJuniper GulfWLangun-Gobingob Cave SystemWList of caves in MexicoWMiss Grace's LaneWMitchelstown CaveWNakhcheerWNotts PotWOgof NadoligWPortbraddon CaveWPwll DwfnWGruta Rei do MatoWT. R. ShawWSiebenhengste-Hohgant-HöhleWSistema Ox Bel HaWSohoton Caves and Natural Bridge ParkWSpeleogenWSpeleological Union of IrelandWGruta de UbajaraWUnderground lakeWVrtiglavicaWZeytintaşı Cave
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