They include the once bustling scene on Telegraph Avenue, a sign in a pool hall, Totland, Berkeley Iceland, Lake Anza and, of course, the Codornices slide.
Berkeley police are asking the community to be alert due to a teenager at Codornices Park who has approached young boys four times since May, including once in the past week.
Berkeley firefighters used a pulley system to lower a stretcher down a steep embankment to rescue a man in his 70s who slipped and fell near the waterfall at Codornices Park on Thursday evening, authorities report.