"Looks so real, it's scary!"

Every winter, the wind carves blocks of frozen water into beautiful abstract shapes inside this unusually curved tunnel.

These molds for fiberglass statues have formed an eerie, accidental sculpture park.

A bizarre house filled with an astounding array of collections.

"World's largest scrap metal sculpture" stands in an outdoor sculpture garden in the middle of Wisconsin.

Before he was America’s most famous preservationist, John Muir was an ingenious mechanical inventor.

Eternal resting place of the grave robber and murderer who served as inspiration for many of cinema’s famous madmen.

Perhaps the world's cheapest vending machines.

Where experiments are conducted on all things wood.

One of the last surviving C-97s sits in a field in front of a Wisconsin inn.

A remote hill on a stretch of country road where the laws of physics are defied... or so it seems.

A former barn converted into a massive train diorama.

An underground wonderland in Iowa.