02.USPP.HorseMounted.WhiteHouse.WDC.11May2013 (Elvert Barnes) Tags: washingtondc dc cops police pennsylvaniaavenue thewhitehouse 1600pennsylvaniaavenue uspp unitedstatesparkpolice 2013 uspphorsemountedunit infrontofthewhitehouse northwestwashingtondc pennsylvaniaavenuenwwashingtondc 1600pennsylvaniaavenuenwwashingtondc may2013 1600blockofpennsylvaniaavenuenwwashingtondc infrontofthewhitehouseproject pennsylvaniaavenue2013 pennsylvaniaavenuenwwdc2013 infrontofthewhitehouse2013 1600blockofpennsylvaniaavenuenwwdc2013 cops2013 police2013 unitedstatesparkpolice2013 uspp2013 uspphorsemountedunit2013 11may2013