A chilling disappearance (and rescue) of a child uncovers a geological mystery.

This large cave is a summer home to thousands of bats and has a rich history dating back to prehistoric times.

More than five miles of underground passageways.

A bizarre roadside attraction and the first instance of miniature golf in the world.

Live long and prosper in Tennessee.

This funicular railway rumbles along for a mile up the nearly vertical face of Chattanooga’s Lookout Mountain.

The mysterious wonder of an underground waterfall is illuminated by multicolored lights.

This historic train station has been converted to a locomotive themed hotel.

You have to love a museum with a truly dedicated focus. A focus on Superman, for example.

Once decrepit and slated for demolition, now one of the longest pedestrian bridges in the world.

Follow the steps, and this roadside artwork will teach you how to dance.