The Pentagon Memorial features 184 empty benches at sunset, a memorial to commemorate the anniversary of the September 11th attacks, in Arlington, Virginia.

© Joseph Sohm/Shutterstock

Pentagon Memorial

Northern Virginia

At this tranquil memorial, 184 illuminated benches honor each man, woman and child killed in the September 11, 2001 terrorist attack on the Pentagon, headquarters of the US Department of Defense. It opened on September 11, 2008, seven years after the attack. Download the audio tour before visiting, or access it on-site by calling 202-741-1004, and it will lead you through the site’s features.

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