Hidden in and around Denver are some great roads, trails, and bike paths that are fun to explore. Best Easy Bike Rides Denver describes 18 great rides in the metro area. With most rides between 5 and 30 miles-including road rides, rail trails, bike paths, and mountain bike rides-it's easy to find an interesting place to ride. Each route includes complete directions, a map, a text description of the area you'll be riding, and GPS coordinates of the start/finish point.