walking

National Geographic Explorer John Francis has been leading groups of undergraduates on a “Planetwalk” through rural U.S. states every spring break for the past several years. Mile by mile, year after year, they are recreating his original cross-country walk from decades earlier, focused on humans, the environment, and listening to both of them. March 16, 2014...

  Every week, embark with host Boyd Matson on an exploration of the latest discoveries and interviews with some of the most fascinating people on the planet, on National Geographic Weekend. Please check listings near you to find the best way to listen to National Geographic Weekend, or pick your favorite segments and listen now below! Episode: 1323 – Air...