Ключевые слова: america, boulder, bryce, canyon, carve, cave, cliff, desert, environment, epic, erosion, famous, formation, geology, gigantic, hike, hoodoo, landmark, landscape, mysterious, national park, nature, outdoor, park, pinnacle, plateau, ravine, rocks, sandstone, scenery, sightseeing, southwest, spire, stone, structure, tourist, travel, usa, utah, vacation, valley,