panoramic view of colorful rhyolite volcanic mountains landmanna

adventure backpacking blahnukur brennisteinsalda caldera campsite colorful crater dangerous dramatic earth expedition exploring extreme fjallabak formation geothermal gorge highland hiking iceland journey landmannalaugar landscape laugahraun laugavegur lava moss mountaineering mountains nature outdoor panorama rainbow rhyolite ridge scenic summer summit torfajoekull trail travel trek trekking trip volcano walking wander wanderlust wilderness