The oldest cemetery in New Orleans, resting peacefully for over 200 years now.

The feral felines of Roosevelt Island have a small army of allies and an abandoned hospital all to themselves.

Annual convention held by the largest pyrotechnic community in the world.

This attraction was abandoned after the Chernobyl disaster.

A 18th century graveyard and its astonishing cortege of macabre iconography.

This cemetery served as the only official burial grounds in Cambridge for nearly 200 years.

An underwater city for the dead.

A whimsical and twisted animatronic monster tour beneath the streets of Berlin.

A genuine Little Shop of Horrors.

One of the longest water bridges in the world was built over a supposedly haunted swamp in Louisiana.

A majestic lion statue guards this Parisian botanical garden, and feeds on an unsettling item.

Deadliest lake in the world suffocated over 1,746 people in one night.

Resting place of Hollywood's immortals is also site of summer film screenings.

A lovers' beach, tucked below the surface of the island, provides a safe haven for romance.

For two weeks every June, fireflies in the Smoky Mountains perform an astonishing light show.

San Francisco's newly reopened hands-on science museum.

A natural gas leak provides a flickering flame beneath a waterfall.

Dynamite factory turned museum explores the history of explosives.

The bones of an old zoo crumbling in the shadow of a new one.

The inspiration for H.P. Lovecraft's horror stories and Batman's Arkham Asylum is now a condominium complex.

A vast city of the dead, where the deceased outnumber the living by more than a million.

Beijing's version of Disneyland, completely abandoned, mostly destroyed.

"Dark Sky Park" is heaven on Earth for astronomers, one of the rare U.S. locations with no artificial light pollution.

A place of great reverence for Trekkies everywhere, a hero's future birthplace.