Enjoy two of the bay areas top attractions on this full day tour that combines beautiful scenery and fascinating history spend the morning in sonoma valley where youll visit two wineries for wine tastings then head back to san francisco and board the ferry to alcatraz island tour the former prison on your own with its award winning audio tour and admire the sweeping views of san francisco bay a photo stop at the golden gate bridge is also included the sonoma portion of the tour is limit