Ключевые слова: america, american, bend, butte, canyon, co, colorado, colorado national monument, curve, eroded, erosion, geology, highway, landmark, landscape, mesa, monument, mountain, mountains, national, national park, natural, nature, north america, park, red rock, redrock, road, rock, sandstone, scenic, state, stone, tourism, travel, twisting, united states, us, usa, view, winding,