closeup view of glowing lava rocks cooling down after volcanic eruption near fagradalsfjall mountain, grindavík, iceland.

closeup lava field glowing glow lava eruption volcano volcanic iceland fagradalsfjall active volcano adventure black close-up cooling cooling eruption fissure fissure geldingadalagos geldingadalir geology glowing lava grindavik grindavík heat hot hot lava iceland eruption iceland volcano icelandic igneous krysuvik krýsuvík landscape natural nature people pattern patterned reykjanes rock rugged surface texture textured travel valley volcanic eruption