With its raw beauty, it's easy to see why this rugged North Dakota territory inspired Theodore Roosevelt.Two bison grazing at Theodore Roosevelt National Park.Credit: Garrett Rymer / Getty ImagesTheodore Roosevelt National ParkCruise the South Unit's 36-mile Scenic Drive to soak up sweeping vistas of the surrounding landscape and try to spot some of the park's free-roaming wildlife.For the best sunset views, head to scenic spots like the Wind Ca…