Hafragilsfoss is a waterfall

Waterfall

A waterfall is a place where flowing water rapidly drops in elevation as it flows over a steep region or a cliff.-Formation:Waterfalls are commonly formed when a river is young. At these times the channel is often narrow and deep. When the river courses over resistant bedrock, erosion happens...

 in Iceland

Iceland

Iceland , described as the Republic of Iceland, is a Nordic and European island country in the North Atlantic Ocean, on the Mid-Atlantic Ridge. Iceland also refers to the main island of the country, which contains almost all the population and almost all the land area. The country has a population...

.

The waterfall flows downstream from Dettifoss

Dettifoss

Dettifoss is a waterfall in Vatnajökull National Park in Northeast Iceland, and is reputed to be the most powerful waterfall in Europe.It is situated on the Jökulsá á Fjöllum river, which flows from the Vatnajökull glacier and collects water from a large area in Northeast Iceland. The falls are 100...

 within the depths of the Jökulságljúfur canyon. This waterfall is also on the glacial river Jökulsá á Fjöllum

Jökulsá á Fjöllum

Jökulsá á Fjöllum is the second longest river of Iceland . Its source is the Vatnajökull glacier. It flows into the Arctic Sea. Jökulsá á Fjöllum streams over the waterfalls Selfoss and Dettifoss, the second of which is the most powerful waterfall in Europe, and through the canyon at...

, making it a powerful waterfall. The falls are visible from both sides of the river.

The waterfall has a single drop of 27 meters (89 feet) and has an average width of 91 meters (300 feet).