Caves

Where there's quartz, there must be gold. Thus is the story of the mines of Julian, and the titillating times of the Gold Rush.

The show pony of cave systems, Fantastic Caverns manages to live up to its name.

The "dragon babies" of southeastern Europe.

A Buddha-filled cave that is named after a giant monster spider.

This three-chambered cave is the only protected natural bat hibernaculum in Quebec.

These spooky and unusual stone formations create an underworldly landscape.

This popular tourist cave was ignored for almost 200 years before being mined into an attraction.

Take a drunken tour inside the world's largest known geode.

"The most colorful grottoes of the world.

The world's largest man-made underground caverns offer unparalleled underwater wonders.

The largest cave shaft in the world is home to thousands of birds and popular with BASE jumpers.

These faux-cliff dwellings allow visitors to climb around on a replica archaeological site.

This cave holds a surprisingly colorful variety of geological oddities.

This eccentrically decorated palace is replete with grottoes, fountains, tunnels, and caves.

A small but industrious mining operation that allows visitors to touch precious gems while they are still in the rock.

A unique seaside cave where Aleister Crowley faked his own death.

Figures of unknown origin carved into the surfaces of underground caves.

The small cave that housed Tennessee's "first citizen."