One man's ambition created this psychedelic log home.

During the 1990's nearly all of the world's LSD is thought to have come from the operators of the lab once located in this missile silo.

For thousands of years, Native American hunters drove buffalo straight off this cliff in Montana's Yellowstone Country.

The world’s largest truck stop includes a barber shop, chiropractor, and a huge museum with antique trucks.

New fungal and bacterial species call this deadly lake home.

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

This little museum in the town where zombies were born celebrates the living dead.

"Where the ducks walk on fish."

Could it have picked a better place to land?

Where the oil industry began.

Contrary to what one might expect, ice forms inside this small cavern during the summer and melts during the winter.

Once the "Eighth Wonder of the World," this iron railroad bridge was decimated by a tornado.

A dramatic, 360-degree recreation of Pickett's Charge in the Civil War.

A diorama of the Civil War, fought by cats.

The United States’s oldest funicular railway glides up and down a steep Pittsburgh street.

An abandoned stretch of highway, deteriorating next to the operational one.

This shrine to McDonalds' most iconic sandwich holds a 14-foot tall burger.

Pennsylvania's own Roswell-style UFO mystery.

Memorializing an American tragedy of massive proportions.

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

This dramatic rail curve was once the target of a failed Nazi attack.

The universally beloved children's television figure is interred on a high hilltop in one of western Pennsylvania's oldest cemeteries.

Long before guestbooks and hotels, frontier travelers signed their names on this rock face.

Paranormal experiences in this hotel's room 217 led Stephen King to write "The Shining."