More Waterparks, More Space, MORE FUN! Located on 600 acres in Wisconsin Dells, we are America’s Largest Waterpark Resort! The Wilderness Territory has four indoor waterparks, four outdoor waterparks, over a dozen attractions, 3 mega arcades, an 18-hole championship golf course, spa, plenty of onsite dining, and hundreds of different lodging options from various styles of hotel rooms to villas, condominiums, and even luxurious five-bedroom cabins! And yes, waterparks are included with your stay!