An enormous concrete structure built over a nuclear crater.

This cheerfully-named branch of the Chicago River is the fetid result of years of blood, entrails, and meatpacking waste.

At Chicago's revered Field Museum, visitors are invited to learn about and literally explore DNA.

The final resting place of the Emperor of the United States and Protector of Mexico.

A sturdy relic of Britain's once crucial gunpowder industry is now a haunting Cornish ruin.

A hard-to-reach oasis in a desolate corner of Death Valley National Park.

Kenyan restaurant is a carnivore's paradise, serving exotic meats at its ultimate 'Beast of a Feast.'

The grave of the iconic Kentucky Fried Chicken mascot features a bust of the man behind the goatee.

The resting place of a Civil War celebrity's amputated limb.

The bad-ass ride of a soul legend, housed in one of the world's few soul museums.

Village situated on a narrow volcanic escarpment.

Australian Lake set aglow by Noctiluca Scintillans.

This simple gravestone remembers a pig who single-hoofedly raised $19,000,000 for the Navy.

Where the polar bear watches over everything, and every drink is a double.

This hospital fell into ruins after failing to act as the advocate for the mentally ill it was designed to be.

A tree grown from astronaut seeds which were exposed to cosmic rays.

A spring-fed pool so deep it's used for scuba diving as well as swimming.

The small cave that housed Tennessee's "first citizen."