National Geographic : 2013 Dec
story name here 3232 I am In pursuIt of an Idea, a story, a chImera, perhaps a folly. I am chasIng ghosts. —Paul Salopek Following pages: Author Salopek’s feet connect him to the earliest travelers as he leads camels across Ethiopia’s Afar desert. Left: Impoverished African migrants crowd the night shore of Djibouti city, trying to capture inexpensive cell signals from neighboring Somalia— a tenuous link to relatives abroad. For more than 60,000 years our species has been relying on such intimate social connections to spread across the Earth.