Fish for browns and rainbows in Beaverhead River, a blue ribbon stream bordering this campground with mountain views in every direction. Fish for browns and rainbows in Beaverhead River, a blue-ribbon stream bordering this campground, with mountain views in every direction. Take in views of three mountain ranges from the pool while the kids ride around on KOA's banana bikes. Let Fido get some exercise in the fenced dog run. The petting farm is back! Guided tours of the animals are available; please check at the front o ffi ce for times. Nearby, visit four sites along the trail forged by explorers Lewis and Clark. Hike, fish and tour a ghost town at Bannack State Park. Drive east to Yellowstone National Park, passing through the frontier gold camp of Virginia City. Northwest of Dillon, hunt for crystals at Crystal Park. On Labor Day weekend, Dillon welcomes a professional rodeo. Extra charge for additional guests (adults and children) at Dillon KOA. Pool: June 15 - September 5. Max pull thru: 120 feet. Your hosts: Bob and Pam.