Enjoy 15 discount on a 2 day hop on hop off ticket only available online from 365 tickets open top san francisco sightseeing tour on a hop on hop off double decker bus a wonderful way to see all the san francisco attractions and landmarkssee some of the popular highlights such as golden gate bridge sausalito why not combine your visit to city sightseeing san francisco with other famousattractions and activities insan francisco such asbig bus tours san franciscoorcitypass san fran