The Blue Grotto (Grotta Azzurra) is a noted sea cave on the coast of
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
Cueva de los Verdes (Spanish for 'Greens' cave', because in the past
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Grotta Gigante ('Giant Cave', Slovene: Briščkova jama), also known a
Grand Caverns, formerly known as Weyer's Cave, is located in the
St Michael's Cave is the name given to a network of limestone caves
The Macocha Abyss (Czech: Propast Macocha, literally the Stepmother
The Blue Grotto or Blue Cave (Croatian: Modra špilja), is a
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
The Jenolan Caves are remarkable caverns in the Blue Mountains, New
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