The remnants of the base where US Army troops learned how to fight in extreme conditions.

The modest, restored home of the legendary ragtime musician John William "Blind" Boone.

The only pig museum in the U.S. holds one of the world's largest collections of pig items.

An abandoned factory along the Mississippi coated by a giant mural.

This historic cliffside mansion uses a natural cave for air conditioning.

400 million-year old limestone caverns nestled in the Ozarks served as shelter and a hideout for cultures throughout North American history.

Finally the worlds of UFO enthusiasts and beef jerky lovers have come together in this roadside shop.