One of its engravings is believed to be among the first representations of medical and surgical instruments.

The largest known Ancient Egyptian obelisk.

The largest salt lake in the Sahara is mysteriously alluring.

Founded in 670, this ancient mosque is an architectural time portal.

A seemingly simple canyon that was the backdrop to a number of famous movies.

The ancient heart of Tunis is an enormous maze of narrow streets and alleyways.

Made famous by 'Star Wars,' these troglodyte homes face an uncertain future.

The largest and best-preserved Roman amphitheater in Africa was designed to seat 35,000 people.

Buildings from the fictional planet of Tatooine still litter the Tunisian desert.

Fortune tellers, snake charmers, poets, and storytellers all gather on this historic square in Morocco.

Founded as a refugee camp, now a popular tourist spot.

It took 40 years to build this Eden-like garden in Marrakech, later restored by Yves Saint-Laurent.

Morocco's Argania trees are infested with nut-hungry goats.

Oddly shaped rock formation, misassociated with a nearby utopian community.

A striking, menacing sandstone peak towering above a landscape that's equal parts Mordor and the Moon.

One of the world’s largest collections of petroglyphs records 2,000 years of human activity.

A tunnel with windows, so you don't miss out on the impressive views.

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

Giant pinnacles in the sun-scorched lands of Southern Utah have been nicknamed "white ghosts."

Come for the speed, leave in love with the desert.

Bizarre lunar-like landscape with thousands of large stone "hoodoos."

This rugged area of red rocks and arches is often considered one of the most beautiful places on Earth.

A house carved into a rock in the 1940s.

Giant, natural amphitheaters made of delicate geological formations called "hoodoos."