This warning has popped up just off the Mulholland Highway segment in upper Hollywoodland, east of the Lake Hollywood reservoir. It's aimed at people who creep up the narrow lanes to catch a close-up glimpse of the Hollywood sign. Curbed LA has more photos, a map and some background on the tensions.
Posted near Hollywood sign: 'Tourists go away'
More by Kevin Roderick:Standing up to Harvey Weinstein
LA Times gets a top editor with nothing but questions
LA Observed Notes: Harvey Weinstein stripped bare
LA Observed Notes: Photos of the homeless, photos that found homes
Recent Mountains stories on LA Observed:Biggest maybe, but not close to the worst LA brush fire
Cubs P-57 and P-58 have died in the Santa Monicas
Palm weeds of Santa Susana
New male lions: Meet P-55 and P-56
P-51 found dead on freeway where mother and other cub died
Cub P-52 killed on same freeway as mother lion
Video: Guy hikes Griffith Park to Pt. Mugu in 69 hours
Winter solstice cave pictograph at Burro Flats