World-Walking Explorer Crosses Saudi Arabia's Hejaz

Calls to prayer, busy markets, and noisy camels are all part of walking through the Hejaz region of Saudi Arabia.

Journalist and National Geographic Fellow Paul Salopek is retracing the migratory path of humankind, from its origins in Ethiopia to the tip of South America. Just as early humans did, he's making this epic journey on foot.

Read Paul's article—the second in a series—online in National Geographic magazine.

Click here for a video explaining Paul's journey.

Follow Paul's Out of Eden walk.