Travel through the hidden underbelly of the city in colorful tunnels filled with art and history exhibits.

A whimsical tower with a spiral staircase, inspired by the Space Age and the Möbius strip.

This beautiful Miami garden was designed as a laboratory for tropical plants.

In the Compton Hill Reservoir Park sits a statue whose lack of clothing caused a scandal for the group that commissioned it.

After retiring, Gary Pendergrass turned his yard into a wonderland of outsider art.

This unique art installation used boiler tubes from a decommissioned power plant to resemble Antelope Canyon.

This bizarre hotel on historic Route 66 has been plagued by rumors of paranormal activity.

This centuries-old hotel hides a network of secret cellars and passages once used by smugglers.

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

This haunted hotel built on natural springs once served as a hospital for a quack doctor promising a cure for cancer.

An early-19th-century hotel with a past that is steeped in the Civil War.

In the middle of a remote desert town is a surprisingly opulent hotel.

Oh, just a motel on the edge of the desert decorated with thousands of clowns conveniently located next to an abandoned graveyard.

The U.S. Supreme Court's secret Cold War relocation facility in the mountains of North Carolina.

Stepping away from the glitz of mobsters and casinos to learn about the other history of Vegas.

A futuristic-looking beach house built for the owner of a snack food brand.

Commonly referred to as the most photographed Victorian home in the United States.

This family mausoleum is steeped in symbolism and looks more like a fantasy location than a grave.

A dozen cast iron leopards stand guard along the length of Aberdeen's Union Bridge.

Deep into the lower floors of Pike Place, find a date with fowl fate.

One-of-a-kind museum inside the first Boeing 747-400 ever made.

A bronze monument to his majesty, King Gino.

A university observatory dome painted to resemble the beloved 'Star Wars' droid.

Explore a misty river canyon from a metal bridge system.