This enormous censer uses a pulley system installed over 400 years ago.

What may be America's largest classic video game arcade lurks inconspicuously in a Chicago suburb.

The spot where the two men ate together now stands enclosed in glass.

A single handprint, which, according to Ohio State University legend, cannot be scrubbed off.

A time capsule of Floridian history fights to survive on the banks of Chokoloskee Bay.

In the depths of the Everglades, one man has dedicated his life to studying the elusive Skunk Ape.

The smallest post office in the United States is no bigger than a broom closet.

In memory of the 110 victims of ValuJet Flight 592 that crashed in the Everglades.

This isolated airport in the middle of the Everglades sees more alligators than planes.

This futuristic airport terminal was abandoned for decades before reopening as a hotel—with a vintage plane of its own parked out back.

This quirky UFO-shaped curiosity is often mistaken for the airport’s control tower.

An abandoned network of military bunkers and tunnels open for anyone willing to descend into the darkness.

A dilapidated dock tells the story of Titanic's missed arrival.

Robots, lasers, and whoopee cushions, oh my!

The garage at the childhood home of Steve Jobs was a hangout for the founders of Apple, even if they never built computers there.

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

San Francisco Bay's ghost town.

Where the polar bear watches over everything, and every drink is a double.

A safe space and resource for anything and everything relating to sex and sexuality.

The exact whereabouts of this surreal cabinet of curiosities are rarely the same place twice.

The only depiction of Abraham Lincoln holding a weapon, and the names of all 9,000 Cuyahoga veterans of the Civil War.

Far from the shore, this sandy victim of the Skeleton Coast looks like it was plopped in the middle of the desert.

A "Titanic" superfan changed his name to Jack and set up this strange shrine to the blockbuster, complete with Korean food and Tarot readings.

Hidden above a drug store on a nondescript corner of Lincoln Heights is a private clubhouse for intrepid explorers.