L.A. is the mural capitol of the world with more than 1,500 murals and with famous muralists such as Kent Twitchell, Terry Schoonhoven, Judith Baca, Frank Romero, Alonzo Davis, East Los Streetscapers and many others.
photo credits: sparcmurals.org, muralist Kent Twitchell
And L.A., The Entertainment, as well as the Advertisement capitol of the U.S., has huge mural billboards to boast it:
credits: Jair Reeves, David Liu, liveland.com, corbis.com, streetsoflosangeles.com