Calls to prayer, busy markets, and noisy camels are all part of walking through the Hejaz region of Saudi Arabia.
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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:
Watch videos from the worldwide walk:
See where Paul is now, and get walk updates:
VIDEOGRAPHERS: Paul Salopek, John Stanmeyer, and Mohamad Banounah
EDITOR: Shannon Sanders
World-Walking Explorer Crosses Saudi Arabia's Hejaz | National Geographic