Ключевые слова: arid, aridity, badlands, bardenas, bardenas reales, barren, beautiful, castildetierra, chalk, cliff, cone, desert, desert landscape, dry, dryland, dryness, eroded, erosion, europe, famous, geological, geology, ground, gully, heat, hill, land, landmark, landscape, mountain, mountains, national, natural, nature, navarra, navarre, orange, outdoor, park, peak, real, reserve, ridge, rock, rough, sand, sandstone, scenery, scenic, sky, spain, spanish, stone, sun, tidy, tourism, tourist, training, travel, tudela, valley, view, wilderness, yellow,