The Six Nations is back! As Geraint continues his world tour, former Wales and British and Irish Lions captain Sam Warburton joins the GTCC to discuss his love of climbing and fear of descending. Sam also gives his old school mate some tips for retirement, and in return Geraint explains how to wear bib shorts. If you want to become an official GTCC Domestique and access bonus content, go to patreon.com/GTCC to sign up. Learn more about your ad choices. Visit podcastchoices.com/adchoices