goldengatebridge1_216_mac.jpg A statue of Joseph B.Strauss the Chief Engineer of the Golden Gate Bridge project, stands at the Southern end of the bridge. The Golden Gate Bridge set to turn 70 years old on Sunday May 27th. Photographed in, San Francisco, Ca, on 5/21/07. Photo by: Michael Macor/ The Chronicle Mandatory credit for Photographer and San Francisco Chronicle No sales/ Magazines Out Photo: Michael Macor