A working steam clock, one of only a few in the world, located in Vancouver's Victorian Gastown.

The remains of a British railway rusting in the jungle mist of a Brazilian mountainside.

This traditional garden in the San Fernando Valley doubled for Star Fleet Academy, and is irrigated entirely by wastewater.

There's a 12-foot-tall replica of the Washington Monument hidden under a manhole nearby.

The ruins of the suspension bridge hang over Kingsbury Run as a ghost of racial prejudice.

A small part of lower Manhattan is actually made from a bit of England.

No one knows the origin of this small town’s unique name.

The abandoned husk of a mental institution that failed to save a Jazz Age icon still sits nearly unchanged.

This historic iron-working village is now a ghost town so immaculate that it looks as though it was recently built.

This Art Deco masterpiece has stood in for some of the most famous buildings in comic book history.

Hidden behind Lincoln's head is a 70-foot-long chamber containing enamel plates documenting American history, sealed in a teakwood box in a titanium vault.

"Polynesia on the Plains."

A giant telephone commemorates the last "crank" call ever made in the U.S.

What was once a trend-setting, phrase-coining icon of architectural splendor is now a rotting, forgotten hulk.

Vietnam's feral abandoned water park offers access to a post-apocalyptic funscape, now with fewer crocodiles.

This Cold War siren is one off the last of its kind still standing with its immensely powerful original horn.

The tale of a strong-willed woman who stood her ground when the commercial world came rumbling in.

A 90-year-old underground water reservoir offers a more industrial kind of tranquility.

Soaring over 6,000 feet in the Bavarian Alps, this beer garden was once Hitler's 50th birthday present.

The famed architect designed this Minnesota gas station of the future with a lookout tower.

Dr. Strangelove-esque tours reveal the inside a bunker once reserved for Stalin himself.

The world's first nuclear power plant is open to visitors looking to role-play a meltdown.

The last physical evidence of the Lewis and Clark trail is one of their autographs etched into this giant rock.

One of the world's steepest streets seems to have houses sliding down it.