A tunnel running under Mt. Hollywood Trail in Griffith Park.
From episode 4x13 "It's Always Been This Way".
The Runaways chase Mike on a Bike through the Griffith Park tunnel in episode 2x01 "Gimmie Shelter".
Marty rides his hoverboard to try and get the almanac back from Biff.
Peggy and Jason drive through the tunnel while being followed by bad guys in episode 2x02 "A View in the Dark".
A police car chases Charlie, Memo, and Bee down a tunnel.
Source: Weird California