These pretty kitties killed and ate as many as 135 railway workers.

The Bong-area park police have asked visitors to please, stop stealing the signs.

This striking art museum holds an amazing series of curiosity cabinets.

A place to eat for on-the-run agents and espionage enthusiasts.

This cave holds a surprisingly colorful variety of geological oddities.

A bizarre house filled with an astounding array of collections.

Piled high inside this warehouse and coffee shop are salvaged goods that span every corner of the globe.

The first car-centric shopping plaza in the U.S. brought a little bit of Spain to downtown Kansas City.

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

Strange red rock formations that have been attributed to a higher power for hundreds of years.

Around half a million years ago, these magnificent columnar basalt cliffs were formed from cooling lava.

One of nature's most well-scheduled phenomenons resides in Wyoming's Yellowstone National Park.

The largest hot spring in the United States is, as the name suggests, a stunning show of natural color.

A beautiful geyser under environmental threat.

The first declared National Monument in the United States.

A fitting attraction for the corn capital of the world.

A place where the laws of nature seem to have gone completely berserk... but of course haven't.

The granddaddy of all tourist traps, built on ice water, jackalopes, and a giant dinosaur.

The world's largest mountain carving could fit all of Mount Rushmore inside it many times over.

When flour explodes, it's not a pretty sight.

Equal parts record-breaking temple to consumerism and bizarre fun park, it's more than you think it is...

This little gem of a museum is a hidden jewel filled with prehistoric treasures.

This replica small town lets visitors take a stroll through the story of progress in the U.S. via thousands of Americana artifacts.

This massive railroad spike celebrates the 1939 premiere of the movie “Union Pacific.”