The world's largest secondhand book market is a haven for bibliophiles and bargain hunters.

This lavish estate recalls the opulent history of Calcutta.

Many Hindus make the long pilgrimage to this holy city to have their remains burned on the banks of the Ganges River.

Siddhartha Gautama sat here and received enlightenment.

The mysterious empty cupola behind the monumental arch points to an ancient prophecy of Delhi.

A battle between nature and architecture in the Cambodian jungle.

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

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

Built by King Norodom to honor his late father.

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

Khmer Rouge's high security prison.

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

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.

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

An extravagant monument to an extravagantly unpopular Emperor.

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

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

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.

When the USA donated cement and funds to expand the airport in Laos, the Laotians built a massive monument instead.

American bombs, morbid memorabilia, and graphic photographs tell the story of the CIA-led “Secret War” from the Pathet Lao perspective.

Believed to have once stored either human remains or rice wine, thousands of mysterious stone jars lie in ruin.