stunning scenery of blue glacial river surrounded by black volcanic sand mountains in the middle of iceland

adventure ashes awesome azure beautiful black blue breathtaking contrast desert dramatic dunes epic fogrufjoll glacier highland hiking hills horizon iceland icelandic island landscape langisjor majestic mountain mountains national nature park reflection river sand scenery scenic sky slopes stunning summer sunny surroundings sveinstindur tourism travel tungnaarfjoll unique unreal vatnajokull volcanic water