Vietnam's feral abandoned water park offers access to a post-apocalyptic funscape, now with fewer crocodiles.

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.

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

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

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

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

For true northern-style phở with broth as clear as consommé, hunt for this restaurant hidden within a residential home.

Unbeknownst to many, this fountain was erected as a tomb and still holds the remains of a Frenchman.

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

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

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

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

Under Hanoi’s medieval citadel sits a secret military headquarters from the final years of the Vietnam War.

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

Monument to a brutal, ineffectual US bombing campaign and a sobering reminder of the human cost of the Vietnam War.

This mysteriously shaped boulder may have been used for human sacrifice in ancient times.

Nearly three tons of weapons from the Vietnam War still remain in this small, hidden museum.

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

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

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

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

Witnesses claim the Virgin Mary statue outside the church once mysteriously shed a single tear.

A nightmare for the claustrophobic lies hidden in Southeast Asia.