These sub-farmland caves are home to a majestic stalactite known as the "Crystal King."

The only remnant of a small mining town is an abandoned railroad tunnel that is steeped in ghostly lore.

Frank Lloyd Wright's most iconic home dangles over a Pennsylvania waterfall.

An abandoned asylum incorporated into a college campus.

Where the oil industry began.

Georges Seurat’s pointillist masterpiece has been recreated in Ohio in topiary form.

The inventor of a number of hybrid corn species is immortalized with a field of giant corn.

"You can only scalp a customer once, but you can give him a haircut every two weeks"-Barber's Maxim.

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

House of vintage taxidermy and Steampunk sculptures in a quiet Pittsburgh neighborhood.

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

The largest university building in the West is a gothic masterpiece containing dozens of theme rooms based on different countries.

A restored Pittsburgh house of God has been converted to a marvelous house of suds.

Once used to screen films for theater owners to rent, this historic building is now a start up hub.

The pop art icon's gravesite is broadcast 24 hours a day on his museum's website.

This permanent exhibition celebrates the finest of our heartless automatons both real and fictional.

With 3,000 bikes on display, the world's largest bicycle museum includes some famous rarities.

Where the "World Pinball Champion” is crowned.

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

10,500 square feet of pinball housed in former dollar store and home to the last playable "Thunderball."

This tiny museum kept in a B&B laundry room holds the death mask of notorious bank robber Pretty Boy Floyd.

The spectacular collection of one of the world's best woodcarvers.

Take a drunken tour inside the world's largest known geode.

These beautiful wineries were at the center of Lake Erie's "grape belt" back when the Midwest dominated American wine production.