The Snark Missile Launch Complex (Environmental site ME500, ) is a Formerly Used Defense Site that was the only operational launch complex for Northrop SM-62 Snark Intercontinental Cruise Missile (ICM) and was built adjacent to Maine's Presque Isle Air Force Base. "Operational Snark Launching Site I" was selected by SAC's Strategic Missile Site Selection Panel on 21 March 1957, land for the "new base [with] 740 men" was acquired in January 1958, and construction of the $12,000,000 base began in May 1958 by the J.R. Cianchete Construction Company.