A single police officer is seen in front of the Federal Reserve building in San Francisco; the area in front of the building was fenced off as a measure to prevent the "Occupy San Francisco" crowd from loitering in the area.
At one point the US Army planned to level the entire island of Alcatraz. The big flat area was the only portion of the project that was completed; this area was the military parade grounds as well as an area of Alcatraz staff residences during the prison years.
Looking down a corridor on the bottom floor of the building used as apartments for the guards' families at Alcatraz. This portion of the building was constructed in the Civil War era when Alcatraz was a military fort.