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

God's Saharan sandbox of wrath.

Thousands of narrow alleyways in an ancient medieval city make up what's believed to be the world's largest car-free urban zone.

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

Rippling sand dunes frozen in the Arizona rock.

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

A seemingly endless landscape of pure salt stretches far across Bolivia.

An ancient capital city that dates back 3,000 years old and harbors many surprises.

In this historic region, homes and churches are carved into ancient volcanic rock formations.

Roman ruins top white travertine terraces formed by ancient hot springs.