A collection of outdoor art by renowned muralist Robert Dafford depicts the history of a flooded city.

An enormous natural sandstone bridge in Kentucky.

In the Shawnee National Forest, amazing rock formations peer through the treeline.

Thousands of unique minerals, including some of the most impressive fluorite crystals in the world.

River pirates, murderous bandits, and serial killers used this Illinois cave as their debauched hideout.

A once-booming Mississippi River town with a history of racial violence is now eerie and mostly abandoned.

Patrick Dougherty's fantastic living tree sculptures, mind-blowing but temporary.

The farm where one of America's greatest leaders was raised is now a well-appointed landmark.

You thought Santa Claus didn't exist, but it turns out you were wrong.

The home used in just a few seconds of film that came to define the setting of a hit sitcom.

This open air cathedral invites all faiths to worship under the only roof big enough to fit them all: the sky.

The only freestanding table rock formation east of the Mississippi.

Symbolic attempt to overcome the issues of life.