Revolution (1968): 46:11 - 47:36

In 1967 San Fransisco ("The Summer of Love") at the Hare Krishna storefront temple on Frederick Street, Hare Krishna devotees and hippies are experiencing transcendental ecstasy by blissfully chanting the Hare Krishna Mantra.

http://www.imdb.com/title/tt0063503/

Revolution (Film Title),1968 (Film Release Year),Documentary (Film Genre),History (Film Genre),Music (Film Genre),yt:cc=on

Thanks to Sarvopama Dasa Prabhu.