Ключевые слова: active, activity, autumn, azerbaijan, azeri, background, baku, beautiful, boiling, bubble, caspian, caucasus, coast, crack, crater, desert, earth, environment, gas, gaseous, geology, ground, hill, land, landscape, liquid, mountain, mud, muddy, national, natural, nature, outdoor, park, people, rare, rock, scenic, sky, soil, stream, temperature, texture, tour, tourism, tourists, travel, view, volcanic, volcano,