Skyline Sightseeing, San Francisco

In the past five years, the tour company has shuttled 1.5 million passengers around San Francisco in signature double-decker, open-top tour buses. Within the city itself, four different routes wend through various neighborhoods and past iconic landmarks, including the Golden Gate Bridge, Alcatraz, and Danny Tanner’s favorite grocery store. Outside the city, tours also run to Muir Woods, wine country, the picturesque towns of Monterey and Carmel, and Yosemite National Park.