Jökulsárgljúfur – Glacial River Canyon – the canyon of Jökulsá á Fjöllum river, one of the most spectacular and deepest (up tp 120 m) canyons in Iceland. It is 25 km long, 500 m wide.
With waterfalls: Selfoss, Dettifoss, Hafragilsfoss and Réttarfoss. It is located on Diamond Circle route in Northeastern Region of Iceland.
The source of river Jökulsá á Fjöllum (Glacial River in the Mountains) is in Vatnajökull glacier, in the area of the subglacial volcano Bárdarbunga. This second longest (206 km) river in the country flows into the Greenland Sea (Öxarfjörður fjord).
Jökulsárgljúfur is a separated part of Vatnajökull National Park, with many popular destinations:
- Ásbyrgi canyon (park’s visitor centre),
- Hljóðaklettar and Vesturdalur,
- Hólmatungur area,
- Réttarfoss waterfall,
- Dettifoss and Selfoss waterfalls.