This historical air terminal in Houston is slowly becoming an aviation museum dedicated to the city's aeronautical history.

An unrealized Taoist palace left abandoned in a Houston suburb.

A shockingly detailed small scale recreation of the temples of Abu Simbel.

A peculiar mansion built by the troubled heir to the Winchester Rifle Company fortune.

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

Cryptic messages embedded in the New York City sidewalk.

The end appears to be nigh for the world's fourth-longest floating bridge.

The larger of two volcanic peaks rising out of the crystalline waters of the Caribbean.

A touching tribute to the "Queen of Soul."

There’s a secret bunker inside the Brooklyn Bridge, but the city won’t say where.

A popular European tradition makes its way to the states on one of America's most famous bridges.

Pulled from the rubble of one of the worst modern tragedies, a steel crossbeam became a symbol of hope for New Yorkers.

This cemetery has graves dating back to the 17th century, including the city's oldest carved tombstone and an ominous cryptogram.

Lady Liberty's first beacon of enlightenment is now displayed in a museum near the statue.

Fake subway tiles were installed to cover a design that resembled the Confederate flag—it's unclear if the resemblance was intentional.

This historic address is home to the beloved ball and is an almost totally empty building among the most expensive real estate in the world.

Cheap pizza and all of your naughty bedroom needs housed in a stunning example of Art Nouveau architecture.

Founded by members of the Tohono O’odham Nation, this one-room joint's James Beard–winning fry bread is light as a cloud.

The installation’s official name, “You Who Are Getting Obliterated in the Dancing Swarm of Fireflies,” says it all.

A Saint Nicholas-themed ghost town in the Mojave desert.

All of the 20 occupied houses in this mostly abandoned town feature some curious display of junk art.

A tribute to the statues of Easter Island along Route 66.

Don't blink or you'll miss it.

The remains of a boarding school designed to forcibly assimilate Native American children.