A toxic ghost town sitting atop a massive coal fire.

A trash dump made beautiful by nature's power.

A walk through the historic city center, under the streets of Seattle.

The installation’s official name, “You Who Are Getting Obliterated in the Dancing Swarm of Fireflies,” says it all.

This secluded aqua waterfall in the Grand Canyon is the perfect swimming hole, and the Havasupai tribe's fiercely protected natural wonder.

This dramatic landscape hidden on the Isle of Skye looks as though you've stepped into the magical realm.

Kings Cross Station pays tribute to its role in Britain's best-selling book series.

A roaring, awe-inspiring double cascade of icy water flows through woodland Oregon like something out of a Tolkien novel.

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

A bizarre house filled with an astounding array of collections.

These fantastically named natural pools look like something out of a Scottish myth.

A kaleidoscopic warehouse-maze of handmade neon signs.

An immersive environment that is part haunted house, part choose-your-own-adventure, and part jungle gym.

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

A snapshot of the city's fascinating voodoo culture.

An Italian crevasse filled with abandoned buildings gives visitors a look at the world without humans.

Tucked in the back of this amazing antique store is an important piece of medical history.

On the Oregon coast there is a natural hole that seems to be draining the sea.

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

On Japan's Tashirojima Island, cats are king.

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

The macabre collection of Jacques Sirgent, an expert scholar on the undead and all of their trappings.

A psychedelic labyrinth on the San Francisco bay.

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