What United States military fortification was founded in 1994?
Peaks Island Land Preserve:  It was founded in 1994 to preserve Battery Steele, an historic United States military fortification built on Peaks Island during World War II. Battery Steele: Battery Steele (U.S. Army Corps of Engineers Battery Construction #102) is a United States military fortification on Peaks Island, Portland, Maine in Casco Bay.
Battery Steele