Photo Gallery: Presidential Inauguration: Jan. 21, 2012 60/60

President Barack Obama and first lady Michelle Obama wave as they walk down Pennsylvania Avenue in Washington, Monday, Jan. 21, 2013, during the inaugural parade route , after his ceremonial swearing-in on Capitol Hill during the 57th Presidential Inauguration. (AP Photo/New York Times, Doug Mills, Pool)  ORG XMIT: NYNYT208