Museum
Mount Diablo Summit Museum and trailhead
9 locals recommend
Tips from locals
Amazing panoramic view of the entire San Francisco Bay Area. Check out Rock City for bouldering through natural cave formations... kids love this place!
A great afternoon or day trip for hiking or sightseeing. Rock City wind caves and the summit view and museum are a must-see!
Locals also recommend
Location
Summit Road
Walnut Creek, CA