Hear the tales of New York's most notorious criminals.

Jumping-off point for a climb up Mt. Everest is the most dangerous airport in the world.

The world's most elegant power lines.

Three bridges and one giant canyon make up this fantastic Spanish settlement.

Cliffside houses provide a spectacular view from their perch above the valley.

This underground church is topped with a 500-foot cross that is seen by many as a beacon of fascist hubris.

Sacred Buddhist home of some spiritual monkeys.

Last stop before the top of the highest peak in the world.

A nightmare for the claustrophobic lies hidden in Southeast Asia.

Giant pagoda houses the car that drove Thích Quảng Đức to his death by self-immolation.

5,000 skulls in memorial to those killed by the Khmer Rouge.

A battle between nature and architecture in the Cambodian jungle.

This collection of reclaimed landmines acts as both an exhibition of their deadly history and as a shelter for children affected by them.

Khmer Rouge's high security prison.