This set of mysterious petroglyphs in the Peruvian jungle could shed light on centuries-old activities in the region.

Ancient Peruvian fertility temple or modern money-making hoax? Either way these monoliths still look like penises.

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

Pre-Incan aqueduct amidst a stone forest in Peru.

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

A kitschy Italian medieval-style castle incongruously located amidst one of the most historic towns in the Peruvian Amazon.

The sophisticated hydraulic system of the Nazca civilization.

An Inca spa, military outpost or maybe… both?

This small oxbow lake has rare giant river otters and some Seussian-sounding birds.

The depictions of slaughter are surprisingly detailed at this mysterious ancient site.

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

An abandoned Incan construction project left behind a mysterious "doorway."

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

After an epic flood washed away its enslavers, this city has been part ghost town, part cultural wildcard for the past three centuries.

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

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

A paradisical gorge with rapids, waterfalls, and wildlife whose raw beauty is the stuff of CGI movies.

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

Hundreds of mummies in a silent room, some with eerily pained expressions preserved on their faces.

This remarkably well-preserved Incan city managed to survive the conquistadores.

This Peruvian bone silo lined with hanging human skeletons and hundreds of skulls is topped with a remarkable Michelangelo replica.

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

This unimaginably large pile of sand near Nazca is one of the tallest dunes in the world.

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