Ключевые слова: active, attractions, berca, bubble, buzau, carpathians, caspiansea, clouds, crater, dirty, earth, environment, erupting, eruption, exploding, famous, fissure, gas, geological, geology, geothermal, geothermic, hydrocarbon, landscape, liquid, lunar, methane, moon, mountain, mud, muddy, natural, nature, paclele, park, phenomenon, pressure, puddle, reservation, romania, sedimentary, soil, splash, tourism, touristic, travel, volcano, vulcan, vulcano,