landmannalaugar landscape panorama with blahnukur volcano from laugarhraun obsidian lava flow, highland of central iceland

landmannalaugar laugarhraun destination environment blahnjukur attraction geological geothermal wilderness landscape blahnukur graenagil fjallabak highlands beautiful colourful icelandic lavafield mountains panoramic volcanism undefined panorama obsidian highland mountain atlantic dramatic location national northern outdoors rhyolite southern sunlight tectonic volcanic volcano central iceland reserve geology natural outdoor springs tourism tourist western summer nature stream banner clouds park blue sky volcano volcanic geology geological geothermal region area