The Salt Cathedral of Zipaquirá (Spanish: Catedral de Sal de
Matka (Macedonian: Матка, meaning 'womb') is a canyon located west
Karaca Cave (Turkish: Karaca Mağarası) is a network of caves l
Mammoth Cave National Park is a U.S. National Park in central
Batu Caves is a limestone hill, which has a series of caves and cave
Howe Caverns is a cave in Howes Cave, Schoharie County, New York.
The Blue Grotto (Grotta Azzurra) is a noted sea cave on the coast of
The Caves of Han-sur-Lesse (in French: Grottes de Han-sur-Lesse or
Saeva dupka (Bulgarian: Съева дупка) is a cave in Northern Bulgaria
The Wieliczka Salt Mine, located in the town of Wieliczka in southern
Cave of the Mounds, a natural limestone cave located near Blue Mounds,
La montaña de sal de Cardona es un diapiro que crece cada año, o
The Grutas de Cacahuamilpa National Park in Guerrero, Mexico, is best
Den Nationalpark Phong Nha-Ke Bang (Vietnamese: Vườn quốc gia Phon
The Frasassi Caves (Italian: Grotte di Frasassi) are a remarkable
The Barabar Caves are the oldest surviving rock-cut caves in India ,
The Bochnia Salt Mine (Polish: kopalnia soli w Bochni) in Bochnia,
Chislehurst Caves are a 22 miles (35 km) long series of tunnels in C
Luray Caverns, originally called Luray Cave, is a large, celebrated
Grotta Gigante ('Giant Cave', Slovene: Briščkova jama), also known a
Петроглифы пещеры Куэва-де-лас-Ма
