This photo taken Monday, Nov. 12, 2012 and released by the National Geographic Society on Thursday, Jan. 10, 2013, shows writer Paul Salopek posing for a portrait in the National Geogra

 

              This photo taken Monday, Nov. 12, 2012 and released by the National Geographic Society on Thursday, Jan. 10, 2013, shows writer Paul Salopek posing for a portrait in the National Geogra
This photo taken Monday, Nov. 12, 2012 and released by the National Geographic Society on Thursday, Jan. 10, 2013, shows writer Paul Salopek posing for a portrait in the National Geographic headquarters in Washington. Two-time Pulitzer Prize-winning reporter Paul Salopek has taken the first steps of an unimaginably long walk - a 21,000-mile (34,000-kilometer) journey from Ethiopia to Argentina expected to last seven years. (AP Photo/National Geographic, Rebecca Hale) NO SALES ONE TIME USE ONLY NO ARCHIVE
Tags: Argentina