Immerse yourself in the outdoors, mere minutes from home at a Halton Park. Mountsberg Conservation Area 2259 Milborough Line | Campbellville Winter at Mountsberg: Enjoy cross country skiing over ungroomed trails. If you love exercising in the winter, strap on a pair of snowshoes and work up a sweat while you explore the Lakeshore Lookout Trail. For those who are keen on enjoying …