This eatery transports diners to a place that no longer exists: East Germany.

The tea room that pushed the boundaries of adorable straight into...we can't find the words.

Get lost in this haunting fairytale art walk through a man-made eucalyptus grove.

In all of the 29 years it was in operation, no prisoners ever escaped successfully... or so they claim.

A 140-year-old castle with underground caves hidden in San Francisco.

A tiny theater hidden in an alley plays a constant stream of short silent films for anyone willing to peer through the peephole.

Bring your own cardboard to the slippery slopes of concrete hidden in a neighborhood park.

An artsy hidden staircase leads to breathtaking views of San Francisco.

A psychedelic labyrinth on the San Francisco bay.

A huge musical instrument played by the ocean.

Eons ago, a rushing lava river formed this pristine passage through solid rock.

Stroll through a wonderland of stupendous moss-covered trees.

The final remnant of the Arkansas zinc industry is this historically protected ghost town.

The wreckage of a deadly bomber plane crash can still be found near an Arizona peak.

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

No Gordon Lightfoot song, only a barebones monument to greed.

This crumbling stump is all that remains of what was once thought to be the oldest living organism.

Once an ambitious nature spa, these forest ruins now provide a serene monument to failure.

This angular Dwarven tunnel cuts through a mountainside in Glacier National Park.

When this test site was abandoned, they didn't even bother to take the rocket with them.

Thanks to a quirk of elevation this gift shop produces magic doughnuts that are found nowhere else on Earth.

The highest paved road in North America winds its way up Mount Blue Sky in Colorado to an altitude of 14,130 feet above sea level.

A museum dedicated to the mysterious cryptid.

Abandoned silver mine strewn with wrecked and twisted structures.