In this bonus episode Trevor sits down with Doug Mayer, founder of Run the Alps, to discuss the joys of trail running. Doug shares his biggest tip for achieving longevity in running, and describes the unique trail races in France, Switzerland, and Italy.

Doug Mayer grew up in the US, cross country skiing in New Hampshire’s White Mountains with his older brothers. In a past life he worked as a Producer for the NPR show Car Talk. Today he runs his business Run the Alps and writes for a number of trail running media outlets, including Outside, Trail Runner, and Ultrasignup. His latest book is Run the Alps Switzerland: 30 Must-Do Trail Runs. He lives in Chamonix, France with his partner and dog Izzy.