Monument to a brutal, ineffectual US bombing campaign and a sobering reminder of the human cost of the Vietnam War.

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

Khmer Rouge's high security prison.

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

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

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

A battle between nature and architecture in the Cambodian jungle.

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

This slowly crumbling mansion was home to one of East Africa's richest and most powerful slave traders.

In Zanzibar, a historic 19th-century palace is a reminder of the world's shortest war.

Freddie Mercury's childhood home is now a monument to the iconic Queen rockstar.

This small roadside eatery exists in both the Northern and Southern hemispheres, as the equator runs right through it.

The home of half the world's population of critically endangered mountain gorillas.

A little sculpture with a large wardrobe.

Three floors of musical instruments coming from all corners of the world and hundreds of years of musical history.

A French-Colonial era collection of taxidermy and wet specimens, secreted away in the National University of Hanoi.

A curious collection dedicated to human and animal anatomy and pathology.

World's second largest particle accelerator, where nature reveals its secrets.

A sanctuary for sickly, stray, or wounded donkeys.

A mysterious castle built as a monument to lost love.

This lush Florida island is home to the ruins of a crooked ship breaker's tiny empire.

Island ghost town detailing Flagler's folly in building the Overseas Railroad.

The birthplace of American international flight service has been turned into a celebrity's microbrewery.

This statue inspired by Renoir's famous painting embodies the jovial spirit of Key West.