Derelict airplane bodies serve as both home and income for three Thai families.

A fortress built to pacify local uprising that had a stint as a Nazi concentration camp before becoming a five-star hotel.

One of the largest museums in Ukraine remembers the story of the German-Soviet War in iconic, brutalist style.

Get past the gatekeeper's apartment and enter an elaborate hoax of a restaurant with a Masonic feel.

The ship that got left behind.

Once strictly off-limits, this lower level housing curious and priceless vehicles of the Petersen Automotive Museum is now open to the public.

Stroll the grounds built by murder, suicide, and dirty oil money at one of Hollywood's most filmed mansions.

San Francisco Bay's ghost town.

The abandoned personal amusement park of the King of Pop.

The final resting place of a space program monolith.

The now-abandoned tunnels were built for the transcontinental railroad on the route where the first wagon train entered California.

Big gun installations, built over a massive cemetery, now abandoned & hidden in trees.

Historic funicular railway, believed to be the shortest railroad in the world.

Quite simply the largest tree in the world (by volume).

These delicate buggers are some of the rarest fossils that have bubbled up from the Tar Pits.

This weird abode has inspired everything from the "House On Haunted Hil" to a robot hunter's pad.

The ghostly remains of an accidental sea.

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

Non-profit time travel mart sells goods you would need for a trip through the fourth dimension.

Castro's communist ice cream mothership has been serving five-scoop "salads" for over 50 years.

This translucent sculpture represents a quintessential component of New York City's skyline.

Final resting place of two dozen New York City harbor ships.

The last remnants of what was once one of the world's grandest hotels can now be found in a Manhattan subway station.

Haven for steampunks.