the volcano erupts with powerful streams of molten lava

watch vulcanus volcano volcanic undefined stromboli streams spectacle shaping seismic scientists rise powerful pouring phenomenon phenomena observation nature natural name molten majestic magma lovers lava landscapes landscape geology gases fearsome fearlatin evoking erupts eruption eruptio creating crater attracts attention atmosphere ash adventure admiration activity active volcano eruption lava phenomenon geology crater stromboli ash magma activity gases landscape observation adventure