This shale formation along the Appalachian Trail once inspired the third president of the United States.

Seemingly grown on some other world, these New Mexico rock formations look like a disused science fiction set.

The walls and ceiling of this Polish church are decorated with thousands of skulls, with another 21,000 skeletons just below.

A peculiar family mausoleum built by a German nobleman captivated by the occult.

A nearly century-old amusement park is quietly decaying in a riverside forest in South Carolina.

Remains of an abandoned coral city.

World's largest film studio, where visitors tour the decaying sets that litter the harsh desert environment.

Built by an accountant with a dream of running a grand resort, this estate has sat vacant for over half a century.

A unique museum that uses visual art and storytelling to reveal the hidden history of the Gullah Geechee and their African ancestors.

The spectacular and eerie moss-covered grave site of 19th-century Belgian merchant.

The haunting peak of an old church is all that remains of a drowned Brazilian city.

Only 68 people per day are allowed to visit this New Zealand bird-watcher’s paradise.

In the heart of Luxembourg's "little Switzerland" weaves a breathtaking natural sandstone canyon with a mythological past.

This three-chambered cave is the only protected natural bat hibernaculum in Quebec.

A well-studied colony of endangered bats roosts in this abandoned Victorian Gothic mansion.

The haunting cadaver tomb of a famous French poet, playwright, and filmmaker.

The haunting remains of a failed housing development can still be found behind the big box stores that were to anchor them.

A nude beach alongside a washed-out road.

Gutted airplanes slowly decay in a Florida field.

Human skulls and a stuffed goat made into a rocking chair can be found at this strange little store.

Hundreds of skulls and bones at the largest skeleton museum in the country.

When this test site was abandoned, they didn't even bother to take the rocket with them.

This historic site situated in the Northwood shores neighborhood houses the remains of a forgotten town.

This Ocean Drive crosswalk has been paved in rainbow colors to honor the LGBTQ+ community and the man who brought pastel to Miami Beach.