Did Inca children also slide down these smooth rocky slopes above Cusco?

The stones of this Incan wall complex fit together so well you couldn't fit a piece of paper between some of them.

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

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

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

A remote candy-striped mountain in the Peruvian Andes straight out of the pages of Dr. Seuss.

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

Tucked behind the Institute of Neurological Science down a decrepit street resides the largest display of human brains in Latin America.

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

Visiting dignitaries and Hollywood stars once stayed at this 1920s hotel, alongside ghosts that are said to haunt its corridors.

The large collection of pre-Columbian pottery might make you blush.

The mysterious "Candelabra of the Andes" could represent anything from a god's trident to a hallucinogenic plant.

The little bear in the "funny kind of hat" has made his way from London back to Peru.

An unexpected desert oasis in South America.

A pretty park of over 1,600 olive trees that grew from just three saplings brought over from Spain.

This stone complex marks the urban center of a lost civilization.

A giant telephone commemorates the last "crank" call ever made in the U.S.

Final resting place of a New Haven urban legend.

While many places make the claim, the Library of Congress says this restaurant is the birthplace of the hamburger.

The world's largest public collection of PEZ memorabilia.

The headquarters of the famous Yale society.

Final resting place of the two women killed on a small island off the coast of New Hampshire.

One of 100 “Whaling Wall" murals painted in 13 different countries by a renowned marine life artist.

One of the few brewers in the U.S. experimenting with hop-free beers.