Trying to figure out best route. Planning on a three day trip to get to West Yellowstone Mt. I can make Mitchell Sd the first day takes 10 hours but have done it before. Stay the night in Mitchell t...
As you cross ND, spend some time in Teddy Roosevelt NP, it's quite nice and the camping is good. Private RV parks will be a little scarce in the Dickinson ND / Sidney MT area with the oil field activity going on, no problem in the national park as far as I know though. You should also visit Mandan, just across the river from Bismarck, that's where the Lewis & Clark Expedition spent the winter of 1804-05 on their way westward.