Due to the sensitive nature, and considering the time frame and equipment with which they were captured, the majority of the photographs used in this exhibit will appear pixelated.
These still images from a Pentagon security camera show American Airlines Flight 77 approaching and striking the building at 9:37 a.m.
Watching the Attacks
Individuals from across the world sat in stunned silence as they watched the terrorist attacks unfold live.
Inferno (2001-09-11)National Museum of the United States Army
The fires inside of the building, created by the impact of the plane, were visible through the melted windows.
Taking Flight (2001-09-11) by The 3d U.S. Infantry Regiment (The Old Guard)National Museum of the United States Army
Smoke and flame appear in the Washington, D.C., skyline in the aftermath of the attack on the Pentagon.
Going Home (2001-09-11) by The 3d U.S. Infantry Regiment (The Old Guard)National Museum of the United States Army
Both military and civilian employees from inside of the Pentagon attempt to head home amidst the chaos.
Emergency response teams, including local and military firefighters, EMTs, and police, all respond to the scene.
Looking Out (2001-09-12) by The 3d U.S. Infantry Regiment (The Old Guard)National Museum of the United States Army
Soldiers with the 3d U.S. Infantry Regiment (Old Guard), prepare to deploy from nearby Fort Myer, Virginia, to the Pentagon on September 12, 2001.
The Pentagon continued burning throughout the night, creating an image that Capt. Lincoln Leibner described as "Atlanta burning."
In the days, weeks, and years that followed the terrorist attack of September 11, 2001, the nation continued to mourn those who tragically lost their lives.
Folding the Flag (2001-09) by The 3d U.S. Infantry Regiment (The Old Guard)National Museum of the United States Army
Honoring the Flag
American Soldier's deployed to the Pentagon in the aftermath of the terrorist attack pay tribute to the American flag.