An abandoned gun-funded 19th century utopia.

A college in rural Kansas founded to prepare the country for an impending World War III.

Once the gateway to the utopian dream-village of a Civil War embalmer.

A mysterious structure left behind on the Polish mountainside, sometimes called "Hitler's Stonehenge".

Bigfoot prints, Feejee mermaids, and haunted dolls on display in a tiny North Carolina town.

A Spiritualist house of worship where believers communicate with the dead in the spirit world.

This natural crater along the coast of Jersey may take its name from the devil statues who have watched over it.

Wild lights and sound effects turn a walk through some caves into an eye-popping 1960s tourist attraction.

This ghost town was once a cult-like religious utopian settlement.

The best B-movies filmed on a shoestring budget were born here.

Brightly colored 30-foot-tall totems light up the desert sky just outside Las Vegas.

The Cape Cod house that whaling built.

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

It would take 35 firetrucks to fill this enormous glacial pothole.

Over one million bird-related artifacts await.

A historic Civil War estate-turned-museum looks back on the Confederate States of America.

The biggest pinball arcade in the world has over 600 pinball machines, and 300 arcade machines.

A unique gallery chronicles the losers of American presidential history.

The ruins of this long-abandoned unsuccessful gold mine can still be found.

The final resting place of two members of the infamous Doan gang, notorious outlaws and Revolutionary War Loyalists.

This stone tower marks a lookout point over the historic Washington Crossing, and maybe some buried treasure.

A preserved 18th century homestead in Western Pennsylvania marks the spot where the Whiskey Rebellion began.

This midcentury LA bar was the birthplace of tiki culture.

Intricate storybook scenes are tucked inside these shadow boxes, which are tucked inside a library in the Pocono Mountains.