Noe Valley, looking east to cluster of houses on largely undeveloped hill. House at far left is 1848 Castro on NW Corner of 27th and Castro Streets. The two houses facing the camera are 1907 and 1913 Castro, the house behind them is 581 Duncan Street, and the house on top of the hill is 590 Duncan. All five houses are still standing. The hillside on the right is now the Castro-Duncan Open Space, showing evidence of a past landslide.