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 Secrets of Life in the Soil A Visit with a Legend, Whose Story Is Their Own You Can Climb Inside These Colorful Beach Pineapples Urban Hike: MARKET STREET PROTOTYPING FESTIVAL METRO REVOLUTION; A Panel to Discuss Urban Development in a Time of Climate Change H2O! Book of the MonthBakersfield does Hip Hotel!