The Uros people live on floating reed islands in lake Titicaca.

Lima’s Museum of Anthropology is lined with thousands of elongated human craniums.

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.

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.

An unexpected desert oasis in South America.

One of the world's tallest waterfalls wasn't revealed to the world at large until 2006.

Plundered and left asunder by grave robbers, this ancient necropolis has been painstakingly pieced back together.

This scalding hot river was thought to be a myth until one geoscientist made it his quest to study the mystical waters.

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

This obscene artwork on the side of a newspaper office pokes fun at a rival paper's former editor-in-chief.

The skeletal frame of a decommissioned gas-pumping station offers breathtaking views of greater Berlin.

Metro station with a claim to rock n' roll fame.

Known simply as "The Hand," this famous public sculpture in Berlin was featured in a Depeche Mode music video.

One of downtown Berlin's last reminders of its Communist past.

A 12th-century fortress containing some of Berlin's oldest buildings.

Super-heavy Nazi architectural experiment.

The largest free-standing aquarium in the world resides in a hotel lobby in Berlin.

Berliners converted a bombed-out, disused lot into a community-run urban farm with its own cafe and bar.