大峡谷国家公园的南凯巴布步道，亚利桑那州，美国

mountain nature landscape rock escarpment sky outdoor canyon valley cloud plant hillside badlands formation fault cliff hill rocky geology erosion stone tree outcrop overlooking distance desert plateau makhtesh water wadi surrounded intrusion day klippe butte lake depression painting island cave arch natural arch lush forest bedrock building material building national park igneous rock boulder dike batholith wilderness granite dome