A cavernous three-story, 43,800-square-foot basement that was forgotten about for 60 years.

This fast-food outlet is the only space and UFO-themed McDonalds in the world.

This legendary "evil" doll has been haunting the citizens of Key West for over 100 years.

A "Titanic" superfan changed his name to Jack and set up this strange shrine to the blockbuster, complete with Korean food and Tarot readings.

Dig for your own trilobites in this goldmine of invertebrates.

An abandoned vacation home spent a decade taking on legends. It's now taking on water.

This massive redwood tree has a hole in the base big enough to drive through.

Once thought to be the oldest living tree in the world, Methuselah was germinated before the Egyptian pyramids were built.

A massive underwater sinkhole made famous by Jacques Cousteau.

Town of spiritualists and mediums in Florida.

Gaudí's famously flamboyant architectural style is on full display in this sprawling park and garden.

The former home of the Nobel Prize-winning American writer is now home to dozens of six-toed cats.

A picture-perfect town, perfect for blowing up.

Arrr! The most authentic collection of pirate artifacts in the world... matey.

Who needs fancy modern water slides when this giant North Carolina rock works just as well?

Behind the pink curtain, Au Bonheur du Jour, an art gallery of erotic archives.

Disney's abandoned animal island is now an overgrown ruin that was almost the coolest attraction ever.

Dyed by iron oxide over centuries, these sandstone rocks rise thousands of feet into the sky.

The longest living non-clonal organisms on Earth.

An incarceration museum on the spot of possibly the oldest prison in England.

A haunted hill that supposedly defied gravity.

This Florida sinkhole hides a rainforest-like micro-environment in its depths.

A favorite Paris bar for U.S. expats, including Gershwin, Hemingway, and James Bond.

Brightly colored 30-foot-tall totems light up the desert sky just outside Las Vegas.