Historic Fort MItchell 561 Highway 165 Fort Mitchell AL, 36856 Phone: 877-791-9434 Fort Mitchell Historic Site is a park and an archaeological site in Fort Mitchell, Alabama, that was declared a National Historic Landmark in 1990. Fort Mitchell Historic Site preserves the site of an important frontier military post in Russell County, Alabama. Two forts, one built in 1813 and one built in the 1820s, stood here. The 1813 fort has been reconstructed and the park also features a museum.