4 Days in S.F., 3 Must-See Spots

All summer long, the boys have been missing their 3 favorite spots in San Francisco: the Zoo, the Discovery Museum, and the Academy of Sciences. We had a busy 4 days here since we got back from the cabin, but it was easy to work those 3 places in. We were even lucky enough to get a full day with Maryalice and Devon one day! Tomorrow, we are Canada bound...