Kosir’s Rapid Rafts was Wisconsin’s first professional whitewater rafting outfitter with operations on both the “Roaring Rapids” section of the Peshtigo River and the mighty “Piers Gorge” section of the Menominee River. These are the most exciting and challenging whitewater rafting trips in Northern Wisconsin. We are the only Midwest Peshtigo River outfitter based on the river’s edge at the end of the famous “Roaring Rapids” section of the Peshtigo River. Our convenient and private landing is located at our company headquarters and campground We have a prime location on the shore of the Peshtigo River at the end of the “Roaring Rapids” section of the Peshtigo River. This section is one of the longest stretches of continuous whitewater in the Midwest.