long before cregg allman and jackson browne were living and writing songs togther there, laurel canyon was an integral factor in the pop and rock music scenes, and its impact is ongoing. now, there is a new documentary about the music of laurel canyon. more info here:
https://jambands.com/news/2019/04/24/soundtrack-for-new-documentary-echo-in-the-canyon-to-feature-eric-clapton-neil-young-beck-cat-power-fiona-apple-norah-jones-and-more/