The Marble Arch Caves (Irish: Uaimheanna na hÁirse Marmair) are a
El Parque Nacional Phong Nha-Ke Bang es un parque nacional en la
La Gruta Azul (Grotta Azzurra) es una notable cueva marina de la costa
Cave of the Mounds, a natural limestone cave located near Blue Mounds,
The Blautopf (German for Bowl of the Blau, 'blau' means blue) is a
La Cueva de los Verdes forma parte de un tubo volcánico situado al
Hálsanefshellir es una atracción turística, una de las Formaciones ro
La Crotta Gigante (Briškovska jama en esloveno, Riesen Grotte en
La Cueva de San Miguel (en inglés: St Michael's Cave) es el nombre
El abismo de Macocha (Checo: Propast Macocha, literalmente abismo de
The Jenolan Caves are remarkable caverns in the Blue Mountains, New
La gruta Azul (en croata, Modra špilja) es una cueva marina de
Marengo Cave is located in Marengo, Indiana. One of only four show
Moaning Cavern is a solutional cave located near Vallecito, California
Jacob's Well is a perennial karstic spring in the Texas Hill Country
Talking Rocks Cavern (originally called Fairy Cave) is a cavern system
The Blue Hole of Santa Rosa is a circular, bell shaped pool east of
Crystal Cave is a cave in Kutztown, Pennsylvania, United States, the
Demänovská Ice Cave or Demänovská ľadová jaskyňa (in Slovak) is an ice
Belianska Cave (Slovak: Belianska jaskyňa) is a stalactite cave in