Holy Hindu shrine in an enormous, monkey-filled limestone cavern.

Khmer Rouge's high security prison.

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.

Bangkok celebrated its shifting monarchy with a militaristic homage to democracy.

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

This bridge made famous in a novel and on-screen wasn't actually built over the river Kwai.

A shrine built to combat the bad karma of a commercial venture.

Peek into the world of those creating the beautiful, delicate paper parasols found all over the globe.

You can walk up Thailand’s naturally non-slip waterfall.

For centuries young Thai men used this Giant Swing as a slingshot to heaven.

Bangkok's men with dangerous jobs come here in search of protective talismans.

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

A limestone wonderland of water and subterranean secrets.

A white Buddhist temple with a golden restroom.

Buddha shrines hide within dark tunnels at this unique forest temple.

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

Over 3 miles up in the Himalayas this pass is one of the highest drivable roads in the world.

This opulent 16th-century Maharaja’s palace is a unique mix of Hindu and Muslim designs.

Known as the leaning temple, the sacred structure has somehow developed a severe nine-degree slant.

Siddhartha Gautama sat here and received enlightenment.

Fifteen Jodhpur queens left their handprints before going to their fiery death.

An imperial fortress city that incorporated cultural elements from the entire Mughal empire, only to be abandoned the year it was finished.