A memorial to the monk who set himself on fire to protest the persecution of Buddhists in Vietnam.

A nightmare for the claustrophobic lies hidden in Southeast Asia.

An extravagant monument to an extravagantly unpopular Emperor.

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

This network of tunnels housed an entire village for years, and even had a hall for screening movies.

Ho Chi Minh's perfectly preserved body has been on display here since 1975.

Life-sized painted illusions let pedestrians blend in with the street art.

The spot where the two men ate together now stands enclosed in glass.

The notorious "Hanoi Hilton" where Vietnamese colonial subjects and later American POWs, including John McCain, were imprisoned.

Twice a day a speeding train passes only inches from the homes of this residential neighborhood.

This cavern was used as a hidden hospital and safe house during the Vietnam War.

Khmer Rouge's high security prison.

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

A quick and simple solution to Cambodia's train woes.

This Cambodian riverbed is covered in ancient Hindu carvings both above and below the waters.

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

A battle between nature and architecture in the Cambodian jungle.