A Guide to the Secrets of San FranciscoSeptember 9, 2011|In Landscape Architecture|By jchanSPUR reveals the secret “privately owned public open spaces” (POPOS) in San Francisco. From plazas to parks, read about the hidden treasured spots that the city has to offer. Check out the handy guide here. Share Post You May Also Like Lawrence Halprin’s Evocative Landscapes FREE Local Tour on September 17th AAU Career Seminar The ASLA-NCC 2016 South Bay Lecture Series PARK(ING) DAY! Exciting Events in November! Book of the MonthBakersfield does Hip Hotel!