https://www.ebparks.org/parks/roberts
Roberts Regional Recreation Area | East Bay Parks
This 87-acre area is a popular place for family and group picnicking.
regional recreation areaeast
https://www.ebparks.org/parks/castle-rock
Castle Rock Regional Recreation Area | East Bay Parks
Within Diablo Foothills Regional Park is the Castle Rock Recreation Area which is located in a scenic canyon along Pine Creek.
regional recreation arearock