Iceland's Thingvellir National Park ... Other highlights include the Hraunfossar waterfalls, the basalt rock columns of Studlagil Canyon, Europe’s largest glacier in Vatnajökull National ...
In addition, there's a designated natural hiking trail (made of sand and rocks ... basalt column waterfall – located by Stuðlagil Canyon in Efri-Jökuldalur in Fljótsdalshérað, East Iceland ...