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

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

A small 12th-century temple surrounded by waters believed to have curative properties.

Khmer Rouge's high security prison.

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

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

A battle between nature and architecture in the Cambodian jungle.

In the world's most bombed country relative to its size, this incredible organization helps pick up the pieces.

Buried in the Laos jungle is a sanctuary for bears that would have otherwise been milked to death by poachers.

Thousands of effigies of Buddha watch from caves set high above a legendary river, plus whiskey.

A boat ride through utter darkness, lit only by headlamps, reveals an emerald green pool locals believe is sacred.

This tiered waterfall is so pretty it may cause visitors to cry tears of their own.

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

Thailand's distressed elephants find peace at this Chiang Mai sanctuary.

A white Buddhist temple with a golden restroom.

These otherworldly caverns form Earth's oldest known cave system.

An outdoor installation of 20 vintage signs that once hung in front of businesses throughout town.

Watch the seas clash at the place where according to Maori tradition, the spirits depart for their journey to the afterlife.

An ancient and majestic fortress that played an integral role in Portugal's road to independence.

This eccentrically decorated palace is replete with grottoes, fountains, tunnels, and caves.

This unreal Portuguese palace looks as though it's made from a pile of different castles.

A king's pet, a pope's gift, an artist's inspiration, and a tragic shipwreck.

This vast masterpiece of Moroccan architecture spreads across 20 acres.

Fortune tellers, snake charmers, poets, and storytellers all gather on this historic square in Morocco.