The gorgeous library at Trinity College is home to remarkable treasures of Irish identity.

Go inside to really appreciate this 500-year-old technological masterpiece.

The crown jewel of the Queens Museum is a nearly 10,000-square-foot architectural model of the city originally built for the 1964 World's Fair.

A tiny replica of the iconic London landmark hides on the side of the steel structure.

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

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

This bullring in Lima is the oldest in the Americas and the second-oldest in the world.

The elaborate crypt where Peruvian heroes of the War of the Pacific were laid to rest.

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

These ruined Incan mausoleum towers still bear carvings of sacred animals on their blocks.

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

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

This metal tower in the desert provides views of a handful of Nazca geoglyphs.

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

The shockingly unspoiled Peruvian tomb of the Lord of Sipan was once guarded by a footless warrior.

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.

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

A painting in the historic Cathedral Basilica depicts Jesus and his disciples dining on a traditional Peruvian menu.

An Archaeological Wonder of Peru, and the largest stone ruin site in the New World.

The remains of what was the most important religious complex in coastal Peru for over a millennium.

These giant mummies are set ominously into a Peruvian cliffside and topped with real human skulls.

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

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