This slender three-story building has also had several famous residents.

Sip a cappuccino in the historic cafe that introduced them to the United States.

This Himalayan airport provides one of the most difficult landings in the world.

The small cliffside monastery known as the Tiger's Nest is said to be the meditation site of an 8th-century Buddhist master.

Strange, gentle beasts resembling goat-cow hybrids roam within this patch of forest.

The nation’s first institution dedicated to the conservation of Bhutanese textiles.

This museum stands out for its poignant portrayal of the atrocities of the Vietnam War and serves as a vital educational tool for promoting peace and understanding.

Bombed and burned, this monument represents the often controversial ties between Vietnam and Cambodia.

Khmer Rouge's high security prison.

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

A battle between nature and architecture in the Cambodian jungle.

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

10,000 flowered plants bloom in the City of Roses.

Despite monuments in other locations, this spot in a South Dakota field is recognized by the U.S. National Geodetic Survey as the center of the 50 states.

The site of the Wellington avalanche, one of the America's worst railroad disasters.

An obscure waterfall that looks like something out of a fantasy novel.

This 20-foot-tall sculpture is in honor of the herd of bighorn sheep that call Radium Hot Springs home.

Canada’s surprisingly controversial monument to Dwight Eisenhower.

This natural wonder is disappearing at an alarming rate.

Fossils, railroads, and waterfalls!

Though many were skeptical at first, these animal-specific routes across the Trans-Canada Highway have been a major conservation success.

As if T-rex wasn't big enough, this Canadian monument is four times larger than the real thing.

Erosion and various mineral deposits give this striking canyon its distinct color and soft appearance.

When it was built in 1929, this historic bridge was the only place to cross the Colorado River for 600 miles.