Ключевые слова: 12, america, ccc, civilian, civilian conservation corps, conservation, corps, desert, environment, escalante, grand, grand staircase, grand staircase escalante, highway, holiday, horizontal, lonely, lonely road, monument, national, national monument, nature, open, open road, public, public works, road, route, sandstone, slickrock, southwest, staircase, states, tourism, transportation, travel, united, usa, utah, utah 12 route 12, utah road highway ccc, vacation, wilderness, works,