On-Foot Explorer Reflects on the Middle East

In a new dispatch from his worldwide walk, Paul Salopek ruminates on the commonality and conflict he perceives in the holy lands of the Middle East.

Salopek, a journalist and National Geographic Fellow, 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.