stuðlagil canyon is a ravine in jökuldalur, eastern iceland. famous columnar basalt rock formations and jökla river runs

autumn basalt beautiful breathtaking bush canyon cascade cliff colorful column columnar eastern environment europe famous formations geology golden gorge grass green hiking hill iceland japara kla kuldalur lagil landscape mountain natural nature outdoor picturesque ravine river rock scenery scenic sky spectacular stone stream stuadeg studlagil tourism travel view water waterfall wild wilderness