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 of course 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!