FORT DELAWARE, DELAWARE CITY, DE – AUGUST 1: Fort Delaware State Park, Historic Union Civil War Fortress that housed Confederate Prisoners on August 1, 2015 – Kelleher Photography Store FORT DELAWARE, DELAWARE CITY, DE – AUGUST 1: Fort Delaware State Park, Historic Union Civil War Fortress that housed Confederate Prisoners on August 1, 2015 – Kelleher Photography Store
