Gray Line of San Francisco, part of the worldwide family of Gray Line Sightseeing Companies, offers a fully guided San Francisco City Tour, Muir Woods & Sausalito Tour, Napa & Sonoma Wine Country Tour, Monterey & Carmel day and overnight tours, and Yosemite National Park day and overnight tours. Recently awarded Trip Advisors 2014 BEST SIGHTSEEING TOUR for Monterey & Carmel and Napa & Sonoma Wine Country, Gray Line of San Francisco is the last family owned, full-service sightseeing, tour and charter company in San Francisco. San Francisco Open City Tour - Hop On Hop Off offers visitors sightseeing on your own aboard the newest state-of-the-art buses with retractable roofs. A new Sausalito Loop and Night Tour is also offered.
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