An Inca spa, military outpost or maybe… both?

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

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

A backdoor to Machu Picchu that only the most foolhardy infiltrator would attempt to breach.

These steeply terraced ruins are a stop along the Inca Trail to Machu Picchu.

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

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.

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.

Keshwa chaca, among the last handwoven Incan bridges, crosses Apurimac Canyon in Peru.

The forgotten mummies of Dakhla oasis.

An abandoned outdoor movie theater in the Sinai desert.

Hidden away in a back alley, this Art Nouveau cafe has been in business since 1882.

Source for a sizable portion of Egypt's freshwater supply is more than an optical illusion.

It might not be the prettiest pyramid in Egypt, but it may be the muddiest.

Egyptian treasure trove of fossils documenting the whale's transition from land mammal to sea creature.

A massive work of modern art that appears to be a crop circle in the middle of the desert.

An alien landscape of chalk-rock in the Egyptian desert.

An endless sea of white conical domes.

A ghost village sits atop a mountain within Jordan’s largest biosphere reserve.

For centuries, Jeddah’s old town was a major trading port and a point of entry for Hajj pilgrims traveling by sea.

This tower has survived the times despite being composed of mud and camel hair.

A 900-year-old village located in the highland of the Asir region that features historic architecture.