Candlewood Lake, CT's largest lake, is bordered by five municipalities — Danbury, New Fairfield, Brookfield, Sherman and New Milford. (Sabrina Garone / WSHU)Boating, fishing, or taking in the scenery — Candlewood Lake is a favorite summer spot for residents of upper Fairfield County. But did you know Connecticut’s largest lake is actually man-made? Candlewood has been generating hydroelectric power for almost a century. Folks with the Candlewoo…