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

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

An odd little fishing town that is inundated by tourists looking to be locked up in a cage and surrounded by great white sharks, because why not?

A safari-themed castle in the South African bush with the largest maze in the southern hemisphere.

A tiny church on a man-made island in the Adriatic.

These historic defenses ensured the city within would survive hundreds of years of occupations, sieges, and invasions.

Dublin's most modern, visually spectacular bridge is modeled after Ireland's national emblem.

Once a meeting point for great thinkers, and the midpoint of the country.

Life and death are on parade at the most reliably perilous site of “the Great Migration.”

The king of U.S. high points towers over every other peak on the continent.

Quito's historic, main square dates back to the 16th century.

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

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

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

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

These Egyptian statues have survived for 3,400 years and were an acoustic wonder of the ancient world.

Known as the Sistine Chapel of Egypt, this tomb houses some of the most well-preserved paintings in Egypt.

Before it was buried by volcanic ash, this fast-food restaurant fed the hungry hordes of ancient Rome.

The last moments of the ill-fated Pompeiians, frozen forever in plaster.

The ruins of the largest gladiatorial school in Rome are largely hidden under modern streets.

An oddly conical beacon perched atop beautiful Irish cliffs.

This modest plaza in Moneygall, Ireland has cashed in on its distant connection to the U.S. president.

This remarkably well-preserved Egyptian plinth is pretty well traveled for a giant piece of stone.

The fifth-longest natural arch in the world, and the longest outside China.