From the mid-1960s, hordes of hippies in search of Shangri-La bussed or hitchhiked through Turkey, Iran, Afghanistan, Pakistan and India before culminating in our Valley paradise, the end of the road. They came in tens of thousands pursuing enlightenment, preaching peace, finding themselves, escaping conformity, defying convention or fleeing the Draft, packed into gaudily-painted combis, busses and trucks resonating with Bob Dylan and Van Morrison.