With achievements like a successful finish in Arizona's Cocodona 250 – a 250-mile trail race from Black Canyon City to Flagstaff – elite ultrarunner Brianna Grigsby takes us on a run through Sabino Canyon in Tucson. She's joined by her friend, ultrarunner Vivian Camille Bobbitt. Learn more about Brianna, including her favorite trail runs in Arizona, here.
Follow Brianna: @DrBri_RunningMD
Follow Vivian: @vivsvibe