If you're missing your weekly game, play a round or two at Grizzly Ranch Golf Club. Dress in your khakis and enjoy a day out on the green.
You're spoiled for sightseeing choice when in Portola. Grizzly Ranch Golf Club is a great place to begin here, but there are loads of other interesting places to consider. High Sierra Books, Western Pacific Railroad Museum, and Portola City Park are close to the golfing destination and will fill in your day nicely.
