Like a little bit of tie in your dye? Want your gravy somewhat wavy? Feeling a little dead in the head? Then this hippie tour of San Francisco is more than just a pipe dream — it's a chance hang out with a hippie guide and see some of the world's oldest trees at Muir Woods National Monument. Don't space out getting lost en route to your bus pick-up location, the tour starts with a handy pickup. Day-trip across the Golden Gate Bridge and through Sausalito in psychedelic style, and tune out while perched at your window seat.