By — Sam Weber Sam Weber Leave your feedback Share Copy URL https://www.pbs.org/newshour/show/oldest-woman-to-hike-the-entire-appalachian-trail-reflects-on-her-journey Email Facebook Twitter LinkedIn Pinterest Tumblr Share on Facebook Share on Twitter Audio Each year, only about one out of every four hikers who set out to complete the Appalachian Trail reaches that goal. A thru-hike means traversing nearly 2,200 miles, across 14 states, in a single 12-month period. It's a monumental feat of physical and emotional endurance. Betty Kellenberger, an 80-year-old retired school teacher from Michigan, shares her story of completing the hike. Listen to this Segment By — Sam Weber Sam Weber Sam Weber has covered everything from living on minimum wage to consumer finance as a shooter/producer for PBS NewsHour Weekend. Prior joining NH Weekend, he previously worked for Need to Know on PBS and in public radio. He’s an avid cyclist and Chicago Bulls fan. @samkweber