Ancient catacombs form the foundation for this Rococo orgy of a church.

Elaborately carved to showcase the glorious wealth that the age of exploration brought to the Portuguese empire.

A king's pet, a pope's gift, an artist's inspiration, and a tragic shipwreck.

This unassuming chapel in Portugal plays host to a ghoulish collection of bones.

This quirky piece of naval artillery has been deafening Canadians for over a century.

Contrary to popular belief, this secluded statue doesn't represent Pennsylvania's founder.

This Philly cemetery is the eternal home of many famous area residents, including Rocky Balboa's wife.

The capital of Cambodia is named after the hill on which this ancient temple complex stands.

A 19th century library favored by Edgar Allan Poe and H.P. Lovecraft, known by locals as "the Ath."

Home to the world's largest collection of ancient Champa's sculptural works, featuring many Hindu and Buddhist deities.

The headquarters of the Mahanikai school of Buddhism, Thailand's largest monastic order.

A white Buddhist temple with a golden restroom.

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

A small 12th-century temple surrounded by waters believed to have curative properties.

A battle between nature and architecture in the Cambodian jungle.

Though it was originally dedicated to the Hindu god Shiva, Baphuon was converted to a Buddhist temple in the 15th century, complete with a massive hidden statue.

A secluded, little-known temple hidden amid the dense jungle.

Khmer Rouge's high security prison.

One of Vietnam's most iconic landmarks was built by Japanese traders and is now in danger of sinking.

This striking landscape in northern Vietnam contains both geological and archaeological wonders.

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

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

Home of the unusual art of water puppetry, one of Vietnam's oldest curiosities.

A gift from the Soviet Union in the 1980s, this is the only statue of the Soviet dictator in Southeast Asia.