A forsaken beachfront condo abandoned after the Boxing Day Tsunami.

An eerie, derelict amusement park in Berlin.

The remains of an abandoned dinosaur theme park litter the woods just off the highway.

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

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

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

Plenty of old carney magic still haunts this photogenic amusement park.

The abandoned medieval theme park was meant to be the "Disneyland of the Philippines."

A haunting theme park is slowly being swallowed by the jungle.

This public space is speckled with the eerie remnants of a defunct amusement park.

This edible park is open to any and all foragers.

Long-abandoned trolley tunnels just a mile away from the White House are turning into an art space.

The little-known, 300-year history of the area includes former lives as a bustling tobacco port, parking lot, and industrial dump.

Enormous piles of historically significant stones, dumped by Congress in a forest, and abandoned for 60 years.

People escaping slavery may have hidden inside a corpse vault.

Once a thriving business district, this former shopping area is now an urban ghost town in the heart of the city.

George Washington's dentures and Queen Victoria's dental instruments are in the nation’s official museum of the dental profession.

The trials and tribulations of marking Poe's grave.

Fiji mermaids, mummified remains, and recreated cryptids are among the morbid oddities at this Maryland museum.

Crammed into a Baltimore row house is an oddities shop that sells everything from skulls to dead insects.

The platform atop this verdant volcano was built with the help of a royal elephant.

Volcanic rocks ground down into sand make this Spanish beach as black as night.

A boardwalk winds through this sliver of coastal nature hidden within Sydney.

A chain of 16 wondrous lakes formed as a result of the gradual dissolution of soluble layers of bedrock.