Quirky castle designed by the American actor best known for portraying Sherlock Holmes on stage.

This opera house along the banks of the Connecticut River has two Tony Awards to its credit but it’s never staged a single opera.

A museum designed by and dedicated to P.T. Barnum in the town where he is buried.

A former copper mine which became a truly unsuccessful prison.

This French colonial post office is arguably the grandest in all of Southeast Asia.

Meant to be a lavish presidential home, the palace became a symbol of the fall of South Vietnam.

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

Artifacts and memories from the Vietnam war, located in a place that experienced it first hand.

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 Surreal flight of architectural fancy in Vietnam's Central Highlands.

A nightmare for the claustrophobic lies hidden in Southeast Asia.

The largest mosque in Cambodia was built to unite the country's Muslim community but soon sparked division and controversy instead.

Bombed and burned, this monument represents the often controversial ties between Vietnam and Cambodia.

One of the biggest markets in Asia, under one of the continent's largest domes.

Arguing within this idyllic, circular volcanic lake is forbidden.

Khmer Rouge's high security prison.

Take a hidden path to the mouth of the cave to watch millions of bats swarm at sunset.

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

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

Limestone caves in the Cambodian countryside, once the site of genocide, now a place of peaceful beauty.

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

A gruesome memorial for those lost in this area during the Khmer Rouge genocide.

A battle between nature and architecture in the Cambodian jungle.