White House Secret Service and the United States Park Police. NASAMS (Norwegian Advanced Surface to Air Missile System) were used to guard air space over Washington, D.C. during the 2005 presidential inauguration. The same NASAMS units have since been used to protect the president and all airspace around the White House, which is strictly prohibited to aircraft. White House The White House is the official residence and workplace of the President of the United States. It is located at 1600 Pennsylvania Avenue NW in Washington, D.C. and has been the residence of every U.S. President since John Adams in 1800. The term,
Pennsylvania Avenue the east side of the White House. Northwest of the White House, Pennsylvania Avenue runs for to its end at M Street NW in Georgetown, just beyond the Pennsylvania Avenue Bridge over Rock Creek. From 1862 to 1962, streetcars ran the length of the avenue from Georgetown to the Anacostia River. Although Pennsylvania Avenue extends six miles (10 km) within Washington, D.C., the expanse between the White House and the Capitol constitutes the ceremonial heart of the nation. Washington called this stretch "most magnificent & most convenient". Laid out by Pierre (Peter) Charles L'Enfant, Pennsylvania Avenue was one of the