Four complimentary passes for our 70-minute Charles River Sightseeing Tour, which departs from the CambridgeSide Mall in Cambridge. Our cruising season begins in late May and will cruise through September at 12:30pm, 2:00pm or 3:30pm.  Please be advised, online or telephone reservations are not accepted with complimentary passes. Reservations will be accepted in person within 1 week of the desired cruise at the Charles Riverboat Company ticket booth at the CambridgeSide Mall. Included tickets must be exchanged for boarding passes at time of reservation.