text: Slide 17 of 51: You'll find canyons, natural springs and a bounty of birdlife tucked away in this state park in western Kansas. It's also an area rich in indigenous history, with archaeological sites including the remains of a pueblo, which is protected as a National Historic Landmark. Beyond the history, the park is a great spot for birding and horseback riding, with lots of trails and even a horse camp area. Now take a look at America's most important National Monuments.