Fri–Sun, Oct. 16–18, 9:30 a.m.–5 p.m.
California Academy of Sciences
Here’s a reason to like a big-box chain store: Thanks to a grant from Target, residents in zip codes 94108, 94109, 94115, 94118, 94121, 94123, 94126, 94129, and 94133 can enjoy free admission to the museum. Free, 415-379-8000, calacademy.org
