A grand example of 19th century Burmese teak architecture, and the most significant of Mandalay's historic buildings.

3,000 market stands in five former Zeppelin hangars.

A black cat protests the City Guild in Riga's Old Town.

Medicinal spa created with the discharge from a geothermal energy plant.

The unique waterfall in Iceland's south features a backdrop of geometric black lava columns.

An historic and oft-filmed spot for musclebound iron pumpers on the Pacific coast.

After starting as a whimsical tourist attraction that eventually found its way to ruin, these renovated canals offer a lush and exotic locale on the Pacific Coast.

An underground city of salt.

Whisper secrets in a busy station only to be heard on the other side of this acoustic arch.

A master of trompe-l'oeil creates a stunning, tourist-fooling dome out of a flat ceiling.

Thousands of well-dressed mummies below a monastery.

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

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

A nightmare for the claustrophobic lies hidden in Southeast Asia.

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

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

Khmer Rouge's high security prison.