Prospect Bluff Historic Sites
Prospect Bluff Historic Sites (until 2016 known as Fort Gadsden Historic Site, and sometimes written as Fort Gadsden Historic Memorial) is located in Franklin County, Florida, on the Apalachicola River, 6 miles (9.7 km) SW of Sumatra, Florida. The site contains the ruins of two forts.
Source: Wikipedia — Prospect Bluff Historic Sites (CC BY-SA 4.0)