This abandoned Navy base was transformed into an off-grid alternative living community for thousands of people.

An unreal vintage shop that wears its dadaist influence on its zombie fish.

A gargantuan crystal kingdom.

Cave where bat-eating snakes hang down from the ceiling.

An elaborate Mayan city shrouded in alien conspiracy revealed the tomb of Pacal the Great.

An Aztec temple, the largest man-made pyramid in the world, sits buried in earth with a Spanish church set on top.

A retrofuturistic art installation in the Pittsburgh Airport.

The Pennsylvania landscape depicted by a quarter mile of mosaics made from used road signs.

A park full of outsider art, created by college students studying outsider art.

One artist's love letter to his city and its citizens plays out across dozens of bright murals painted on the sides of decrepit buildings.

If you’ve ever seen a picture of Machu Picchu, then you’ve seen a picture of Huayna Picchu—you just didn’t realize it.

Art school in the Amazon: Drugs, nature and sustainable agriculture.

Extraordinary rock formations in open Peruvian fields.

This scalding hot river was thought to be a myth until one geoscientist made it his quest to study the mystical waters.

The mortal remains of an estimated 70,000 people lie in the basement of a monastery in Lima, Peru.

Keshwa chaca, among the last handwoven Incan bridges, crosses Apurimac Canyon in Peru.

The intricate stonework of Machu Picchu serves as a testament to Incan engineers.

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

London's creepiest cemetery was once the site of dueling magicians and mobs of stake-carrying vampire hunters.

Notorious artist squat renovated into legal studios.

A 16th-century horror show built in a lovely Italian garden.

A collision of human error and natural geothermal pressure created this rainbow-colored geologic wonder.

The sign at the garden gate reads: "These Plants Can Kill."

The fairy tale castle of the "fairy-tale king."