The Grotta dello Smeraldo (Italian for 'Emerald Grotto') is a sea cave
The Balve Cave (German: Balver Höhle) is the biggest cultural cave in
The Speedwell Cavern is one of the four show caves in Castleton,
The Blue John Cavern is one of the four show caves in Castleton,
Carter Caves State Resort Park is located in Carter County, Kentucky,
Grotte di Nettuno (ang. Neptune's Grotto) – jaskinia krasowa p
Hezekiah's Tunnel, or the Siloam Tunnel is a tunnel that was dug
Demianowska Jaskinia Wolności (sł.Demänovská jaskyňa Slobody) – część
Sea Lion Caves are a connected system of sea caves and caverns open to
The silver mines of Kongsberg, in Buskerud county in Norway,
The Great Siege Tunnels in the British Overseas Territory of
The Cave Bath is a thermal bath in a natural cave in Miskolctapolca,
Ochtińska aragonitowa jaskinia (sł. Ochtinská aragonitová jas
Grjótagjá is a small lava cave near lake Mývatn with a thermal sp
Endless Caverns is a commercial show cave located 3 miles south of New
Baczo Kiro (bułg. Бачо Киро) – jaskinia znajdująca się w Bułgarii, w
El Soplao is a cave located in the municipalities of Rionansa,
The Pindaya Caves (Burmese:
Пече́ра «Змії́на» — найбільша карстова порожнина Внутріш
Cueva del Viento (z hiszp. jaskinia wiatru) – jaskinia lawowa na T