City Point, Va. Wharves After the Explosion of Ordnance Barges on August 4, 1864 (U.S. Civil War) This image depicts the aftermath of a significant event during the American Civil War - the explosion of ordnance barges at City Point, Virginia, which occurred on August 4, 1864. The photograph captures the destruction caused by the blast, showing damaged wharves along the waterfront. This event had strategic implications for both the Union and Confederate forces, as City Point served as a critical supply hub for the Union Army under General Ulysses S. Grant during his siege of Petersburg. The explosion did not significantly alter the course of the war but underscored the dangers and unpredictability inherent in wartime logistics.