Fort Delaware

Located on Pea Patch Island, Fort Delaware was erected to defend local ports from enemy attack but never received or fired a shot in anger. The first earthen-work version, constructed during the War of 1812, was followed by a second 1820s plan incorporating a masonry star design with a network of drainage ditches. Engineering issues and a low-lying site doomed the structure; in 1831, it was irreparably damaged by fire. A new plan created a more substantial fortification still standing to th...