Pennsylvania's own Roswell-style UFO mystery.

This icon of the Atomic Age now lays dormant.

This eccentric mansion museum holds a impressive collection of rare and automatic instruments.

The site of America's first commercial oil well essentially disappeared after the town went bust.

It marks the spooky spot where the bodies of two young boys were found in the 19th century.

Collection of trolley cars in the woods represent one man's attempt to preserve transportation history.

An occult-y, historic hotel with the World's Largest Ouija board on the roof.

A larger-than-life statue of America's favorite sundae marks the place it was invented.

Behold the rickety wooden glory of the world's oldest operating roller coaster.

Memorializing an American tragedy of massive proportions.

Journey through a collection of over 35,000 Halloween items from all generations.

The oldest continually operating golf course in the United States.

A hidden piece of Altoona's railroad history in a long-forgotten abandoned town.

The mortal remains of a Russian prince, priest and paranormal investigator who came to America in 1792.

The ruined remains of a coal mining ghost town are hidden within the woods.

Dozens upon dozens of boulders engraved with scripture tell the story of one man's troubled life.

The art studio of an early 20th-century painter, hidden amid the Great Smoky Mountains.

A recreation of the doomed ocean liner in the middle of the Smoky Mountains.

Knoxville’s architectural icon was the symbol of the 1982 World’s Fair, even catching the googly eye of Bart Simpson.

Once a gas station, this flightless airplane beside the Old Dixie Highway now houses a barbershop.

This historic park site contains the last remnants of a once bustling canal system.

The author of Uncle Tom's Cabin was neighbors with Mark Twain while living in this Connecticut home.

A reliquary of pop culture marvels, including the world's largest (and most terrifying) Jack-in-the-Box.

This statue honors a pillar of the early New Haven Black community.