Ключевые слова: big, boulder, cliff, climb, earth, edge, environment, erosion, extreme, formation, fossil, geology, granite, hard, high, hiking, hill, land, landscape, large, layered, mineral, moss, mount, mountain, nature, old, peak, pile, range, ridge, rock, rocky, rocky mountains, rough, scenery, scenic, scrub, sedimentary, sky, stone, summer, summit, terrain, trekking, volcanic, wall, weathered, wilderness,