A highland eco-park celebrates more than a thousand varieties of tuber.

This Peruvian canyon is filled with geometric salt pools that have been being harvested since the Incan empire.

Huge stone depressions which may have acted as an Incan agricultural experiment.

This geometric feat is a testament to the Incas' mesmerizing architectural abilities.

Built on the remains of one the Incas’ most important gathering spots, this square keeps the spirit of a fallen empire alive.

Situated on a sacred Inca site, this 16th-century cathedral took nearly 100 years to build.

These steeply terraced ruins are a stop along the Inca Trail to Machu Picchu.

The intricate stonework of Machu Picchu serves as a testament to Incan engineers.

A backdoor to Machu Picchu that only the most foolhardy infiltrator would attempt to breach.

If you’ve ever seen a picture of Machu Picchu, then you’ve seen a picture of Huayna Picchu—you just didn’t realize it.

The mortal remains of an estimated 70,000 people lie in the basement of a monastery in Lima, Peru.

A monument to the conquistador became increasingly controversial in the very city that he founded.

The unedited photograph called "Bliss" has graced the screens of over a billion computers.

A fine mixture of the old and the new topped with an art deco neon spire.

The now-abandoned tunnels were built for the transcontinental railroad on the route where the first wagon train entered California.

A Wild West saloon that helped define a generation of psychedelic rock.

The smallest country in the world.

The Wonder Road aka Doobie Lane, a mile-long strip of dirt road filled with folk art.

This beloved roadside attraction welcomes visitors with his signature neon smile.

The first mosque in the world to receive electricity.

A monument on the pavement marks the spot where two cultures that shaped Sarajevo come together.

The haunting ruins of a military fortress turned astronomical observatory sit on a Sarajevo mountaintop.

A war-torn Olympic relic is being overtaken by graffiti and nature.

The sad remains of a monument to martial arts legend and movie star Bruce Lee—in the middle of Balkans.