The half-mile long structure is so impressive, it even shows up on satellite images.

Trick water gardens from 1619 featuring a 200 piece mechanical theater powered by water.

One of the oldest medical collections in Europe focusing on rare surgical instruments.

Museum dedicated to the struggles of the disabled.

Famous for its bio-luminescent inhabitants, known as "dismalites."

One person's lost luggage is another person's treasure.

This former theme park in New York's Adirondack Mountains fell into ruin before being resurrected as a state-run campground

One of many gator theme parks, abandoned in the sugar fields of South Florida.

A religious-themed park filled with folk art to bring biblical stories to life that fell into disrepair and now being restored.

This disastrous New Jersey safari park saw animal attacks, escapes, and disease before being abandoned.

A late sculptor's last project was to turn this abandoned cement factory into a castle-themed amusement park.

A hillbilly theme park that proved so unpopular the land wouldn't even sell on eBay after it closed.

Disney World's very first waterpark is now an abandoned ruin being reclaimed by the swamp.

A theme park that suffered massive flooding during Katrina was abandoned, and now proves irresistible to trespassing explorers.

A crumbling wizard is one of the final reminders of a roadside Middle Earth.

The abandoned personal amusement park of the King of Pop.

Costumed elves and mountain bikers co-exist peacefully at this abandoned Christmas-themed adventure park.

Within the Saudi Arabian desert lies a 2,000-year-old ghost town made of stone and mud.

World's largest collection of serial killer artwork and other macabre exhibits.

La Monte Young and Marian Zazeela's "Dream House" will immerse you in an ever changing world of sound and light.

America's most famous museum of medical oddities is home to the remains of Albert Einstein's brain.

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

A magical place that lets you play in and explore the world of Studio Ghibli.

The vast, legendary catacombs hold secrets much stranger than stacked bones.