The Lac-St-Denis military base was located in Saint-Adolphe-d’Howard on top of the Lac St. Denis Mountain. It was constructed between 1949 and 1952 and began operating on July 1, 1952. The base was initially called No. 202 RCAF Radio Station Lac St. Joseph. It’s purpose was initially kept a secret, leading civilians to wonder if the facility was being used for nuclear weapons. The actual purpose was to monitor the airspace for enemy missiles and aircraft curing the Cold War era.  Eventually the RCAF would allow public tours, which alleviated concerns from the public. Civilians were able to access the…