rainbow mountains

amazing attraction awesome beautiful beauty bright color colorful colors day desert earth erosion eruption europe field geology geothermal glacial glacier grass green highlands hike hiking hill iceland icelandic jokull lake land landmannalaugar landscape lava mineral mountain mountains multicolored natural nature nice north northern orange polar red rhyolite rock scenery scenic sightseeing sky stone summer tourism travel trek trip unique vatna vibrant view vivid volcanic volcano weather wild yellow