Caves

This prehistoric karst cave is situated near a working ranch and historic warm springs.

Besides being home to cave paintings and pre-Columbian Cuban archaeological remains, you get to take a boat through this stalactite and stalagmite covered cave.

This impressive chasm is one of the longest natural underground cavities in the world.

This 1950s-era nostalgic roadside New Mexico attraction consists of a quirky curio store and museum embedded into the face of a cave.

Visiting this grotto is symbolic of a spiritual journey into Nirvana.

A unique collection of old miners' cave homes carved in to the hillside cliffs near Death Valley.

Legend has it these two stones are petrified trolls.

A hidden Buddhist gem accessible only by boat.

The site of an early Arthurian battle and the dwelling-place of prehistoric people and (possibly) an ancient race of giants.

Some of the secrets of human origin are revealed at this museum.

One of few vertical lava tubes in the world accessible by foot.

Once one of the most polluted caves in America, now an environmental success story and a museum dedicated to caves.

Over 40 species of fern cover the canyon walls of this lush green bowl, cut off from the bustle of the world by a cave entrance.

A cenote sitting in the middle of a parking lot shows the Yucatán Peninsula at its most urbanized.

The only natural cave bath in all of Europe.