The other crash is on the Mill Valley side, off the Vic Haun trail: http://www.atlasobscura.com/places/mount-tamalpais-aircraft-crash-site http://www.atlasobsc

The other crash is on the Mill Valley side, off the Vic Haun trail: http://www.atlasobscura.com/places/mount-tamalpais-aircraft-crash-site http://www.atlasobscura.com/places/mount-tamalpais-aircraft-... From downtown Mill Valley, drive up Summit until it ends. That's the start of the Temelpa trail. You can take that trail all the way up to east peak summit (some amazing views along the way, highly recommended) but if you divert at Sitting Bull rock onto the Vic Haun trail, the trail to the crash site is a bit before the creek.