Beneath Kraków Old Town's main square lies a hologram-filled medieval market vampire graveyard wonderland.

This grubby wall is said to be one of the Earth's esoteric energy centers.

St. Mary's features one of the most spectacularly decorated cathedral interiors in all of Europe.

The inky volcanic sand leads to reefs teeming with aquatic life waiting to be discovered by snorkelers and divers.

This bridge was constructed from the rubble of the infamous Bastille.

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

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

A nightmare for the claustrophobic lies hidden in Southeast Asia.

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.

A former French military respite turned jungle tourism hotspot.

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

Take a hidden path to the mouth of the cave to watch millions of bats swarm at sunset.

Khmer Rouge's high security prison.

A gruesome memorial for those lost in this area during the Khmer Rouge genocide.

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

Limestone caves in the Cambodian countryside, once the site of genocide, now a place of peaceful beauty.

This collection of reclaimed landmines acts as both an exhibition of their deadly history and as a shelter for children affected by them.

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

A battle between nature and architecture in the Cambodian jungle.

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

Cavemen, elephants, and eagles greet passengers driving through the town's main intersection.

You'll never meet anyone this passionate about elephant droppings.