Hundreds of thousands of people witnessed Monday's public inauguration ceremony on the National Mall in Washington, D.C.
The Second Inauguration of President Barack Obama

1
President Barack Obama and first lady Michelle Obama waves as they walk down Pennsylvania Avenue near the White House during the Inauguration parade, Jan. 21, 2013.

2
The U.S. Army band marches down Pennsylvania Avenue en route to the White House during the Inaugural parade, Jan. 21, 2013.

3
President Barack Obama waves after his speech while Vice President Joe Biden applauds at the ceremonial swearing-in at the U.S. Capitol, Jan. 21, 2013.

4
President Barack Obama speaks at the ceremonial swearing-in at the U.S. Capitol during the 57th Presidential Inauguration in Washington, Jan. 21, 2013.