The Earth is not flat, and neither are many cycling trails. One of the major appeals of a modern mountain or racing bike is its ability to shift gears based on the terrain. Riders can choose a higher ...

In May, I went for a ride on the Mount Tam trails in Marin County, California, with Grant Petersen, the founder and owner of Rivendell Bicycle Works, and his buddy Dan Leto. It was a warm and sunny ...