The main man: Ken Kesey, flush from the success of his novel One Flew Over The Cuckoo's Nest, 'organised' the trip Miss Ellwood said: 'It was a way to get on the bus and stay on the bus.
Share Saddora starred in her first hardcore adult film when she was 21.
He had to deal with the aftermath of the bus trip for a long time.
They tipped model paint into a stream, then dipped a T-shirt in it to create the tie-dyed effect that would become associated with San Francisco's Haight-Ashbury hippy scene.
Kesey's son Zane was four at the time and recalls the horror of travelling atop the bus on the mountainous coast road from Oregon to California as Cassady steered it wildly.
Garcia said: 'We didn't have any money, the bus was always breaking down, there was a lot of foolishness and sometimes people would triple-dose and have a really hard time.
Despite no access to running water, Sadorra insisted she was happy living underground in the tight-knit community because people were more accepting.
They have established a community beneath the city complete with established living spaces.