In this image provided by NASA the astronauts on board the International Space Station captured this view of Washington, D.C. and the surrounding area on Sunday, Jan. 20, 2013 one day before the public Inauguration of President Barack Obama. This detailed view shows the Potomac River and its bridges at left, with National Mall at the center, stretching eastward from the Lincoln Memorial to the Washington Monument toward the Capitol building, where the inaugural ceremony will be held. (AP Photo/NASA)
Washington, which became a bastion of tight security after 9/11, becomes even more so on Inauguration Day. National Guard Humvees are blocking every intersection along K Strett into downtown DC. Quite a sight for residents here.