Today, 10 years ago, #NatGeoExplorer and Pulitzer Prize–winning journalist Paul Salopek set out on a 21,000-mile storytelling odyssey across the globe, following the footsteps of our ancestors. As he traverses the world on foot for the @OutOfEdenWalk, he is working to tell the story of the lives of the people he encounters. Read more about Salopek's journey at the link in our bio.