The first Love-In held at Elysian Park in 1967 drew about 4,000 people. Here are clips from a documentary film by Les Blank and Skip Gerson from a visit to the event. The completed 20-minute film, "God Respects Us When We Work, But He Loves Us When We Dance," was released in 1968.
See images from this event at Getty Images
Also see: Elysian Park's Easter Love-In