This part of Northern California makes a long ride feel far more like exploring than exercising. The river presence also helps the ride feel grounded because the landscape keeps giving a clear sense of direction. Discovery Park works well because it offers a practical meeting spot and a satisfying sense of beginning for a long ride across the region. William B. Pond Adds Another Memorable LandmarkSome spots along a long trail stand out more than others, and William B. Pond Recreation Area is one of them. A named place on a long route can be surprisingly reassuring when legs are tired and distance starts to blur.