Is trail signage a necessity in Griffith Park? Posted on November 16, 2015November 16, 2015 by HGP Moderator Friends of Griffith Park Newsletter Related posts:City of Los Angeles erects a LAPD video camera on Deronda DriveOn September 30, 2017 3:20 AM, P22 was caught wandering in the 3000 block of Beachwood Drive of the...Avoiding Unintentional Poisoning