Big Sky is Montana's go to places for some of the best campsites and ski slopes in the area. Big Sky is part of both Gallatin and Madison counties. People come form all over the Pacific Northwest to take part in some of Big Sky's bustling nightlife, challenging mountains and beautiful nature parks. In the summer months, glampers can catch one of the many concerts, take a rafting tour along the Geyser River, or spend their days hiking the many surrounding nature trails. In the winter this town comes alive. Offering everything from snowmobiling to snowshoeing, there are plenty of ways to explore Montana's Big Sky.