Road Trips to Yosemite Stops on the Way Follow the Trails on the Bay’s Sunny Side in Tri-Valley Wine tasting at Retzlaff Vineyards in Tri-Valley Wine tasting at Retzlaff Vineyards Under construction Share this Facebook Icon Twitter Icon Email Icon Join Yosemite National Park Trips Create a personalized feed and bookmark your favorites. Join for free Already have an account? Sign In Join Yosemite National Park Trips Create a personalized feed and bookmark your favorites. Join for free Already have an account? Sign In Photo: by Danielle Poff courtesy of Visit Tri-Valley