winter wonderland panorama of frozen waterfall oxararfoss oxara river almannagja in thingvellir national park iceland

almannagja attraction beautiful beauty blue cold countryside europe flow frozen geology ice iceland icelandic landmark landscape mountain national natural nature outdoor oxara oxararfoss park pingvellir river rock scenery scenic season sightseeing sky snow snowy stone stream summer thingvellir tourism travel volcanic water waterfall white wild wilderness winter