By Ben Marks On October 21, 1976, a small group of cyclists and a dog named Junior gathered on Carson Ridge, which rises just west of Fairfax, California. It was mid-morning and the sky was bright blue, a beautiful day for racing 50-pound vintage Schwinn Excelsior clunkers down Cascade Canyon Road, whose winding dirt surface … Continue reading The Hippie Daredevils Who Were Just Crazy Enough to Invent Mountain Biking