The oldest surviving mosque in the UAE has mysterious origins and unusual architecture.

The world's largest frame offers spectacular views of the city's past and present.

This futuristic building is yet another architectural wonder in Dubai.

This indoor ski resort has a mountain contained inside a mall.

This daunting 1st century fortress was purportedly the site of one of the most dramatic revolts of the Jewish-Roman wars.

This dazzling Buddhist temple was constructed from over one million ceramic tiles salvaged from a British shipwreck.

A tall karst islet popularized by 007.

Originally a meeting place for foreign correspondents and war reporters, the FCC remains an atmospheric spot for sunset drinks in Phnom Penh.

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.

Khmer Rouge's high security prison.

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

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

Hoax, mistake, or evidence of dinosaurs in human times?

A battle between nature and architecture in the Cambodian jungle.

Perhaps the only one of its kind, the nearly-forgotten site once held mortal (and rigged) gladiatorial games between tigers and imperial war elephants.

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

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

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

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

Vietnam's largest Buddha statue depicts a female sage.

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

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

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

Ha Long Bay's "Cave of Surprises" houses a popular phallic rock formation.