blue colored lake Þingvallavatn, largest natural lake of iceland, in Þingvellir national park with snow-covered mountains.

þingvallavatn iceland thingvallavatn þingvellir thingvellir blue lake winter trees snow mountains bare big brown clouds color colored coniferous forest green icelandic landscape large mountain mountain range national park natural nature people rough rugged season shore sky snow-covered snowy stunning sunlight sunny sunshine tourism travel vacation view volcanic water white þingvellir national park