Be entertained and informed on an official city sightseeing san antonio 2 in 1 tour that includes a rivercruise along the san antonio river walk and a 48 hour valid hop on hop off double decker bus tour ticket with a combination of live guides and recorded commentary youll enjoy the sights of downtown and the pearl brewery district the 35 minute river cruise is a relaxing way to admire this popular area of the city on the bus tour you have the flexibility to hop on and off as much as yo