Lava river splits into two streams at night, surrounded by basalt rock, aerial

lava eruption volcano magma molten seismic reykjanes rock heat orange geothermal extreme basalt aerial glow two red dark surface night active geology disaster march stream flow nighttime geldingadalsgos effusive above evening texture river geldingadalir iceland geldingardalur moving black peninsula fagradalsfjall terrain gentle splits natural nature surrounded calm field