Description Serving as the headquarters for the United States Department of War, The Pentagon, is the largest office building in the world, with more than six million total square feet of space, including corridors that stretch 17.5 miles. Completed in 1943, The Pentagon has been the logistical hub for all U.S. Military operations for more than seven decades. This pentagon-shaped coin commemorates The Pentagon’s central role in protecting the American people and defending America’s interests throughout the world. The obverse features a detailed rendering of the Pentagon set against black enamel. The reverse depicts the seal of the Department of War in full color. Minted in bronze and given antique finish, this coin is accented with richly-colored enamels. Each coin measures 1 3/4 inch x 1 5/8 inch (44mm x 42mm) Pentagon shaped.
