Ключевые слова: adventure, argumentas, arid, background, badlands, bardena, bardenas, biosphere, climate, desert, drought, dry, eroded, erosion, europe, formation, geological, geology, ground, hiking, hill, hot, landscape, mountain, national park, natural, natural park, nature, navarra, navarre, pamplona, panoramic, park, relief, reserve, rock formations, sand, sandstone, scenery, scenic, skirt, spain, sunny, tourism, travel, vacation, view, wild, wilderness,