This fully supported tour takes place in the Sierra Nevada, lovingly dubbed the “Range of Light” by conservationist John Muir, on a spectacular section of Adventure Cycling’s Sierra Cascades Bicycle Route. The air is ethereally light and in early autumn, as auto-bound tourists head home, you’ll experience some of the most sublime alpine landscapes in the world as we travel from the heart of the Sierra to the dramatic eastern escarpment. We’ll take in Lake Tahoe and Mammoth Mountain —…