Niagara Falls Air Force Missile Site - Credit: Wikimedia Commons
The Niagara Falls Air Force Missile Site was a Cold War USAF launch complex for Boeing CIM-10 Bomarc surface-to-air missiles. It was operated by the 35th Air Defense Missile Squadron. Equipped only IM-99Bs (46 missiles: solid-state, solid-fuel booster), the site had 48 Model IV "coffin" shelters, after an initial design with a secure area of ~ to have 28 shelters (the planned site had additional area for 84 "future shelters"). Launch control for the site's missiles was by central NY's "Hancock Field combined direction-combat center" (CC-01/DC-03) at Syracuse, New York. DC-03 was operational on December 1, 1958; (CC-01 was the "first SAGE regional battle post", beginning operations "in early 1959".) Read more on Wikipedia
Source: en.wikipedia.org