The waterfall Dettifoss, located in the National Park of Iceland, the Vatnajökull, is said to be the most dangerous waterfall in Europe.
Downloads 193 cubic meters of water per second!
The volume of water increases when the weather changes or when the volcano Vatnajökull, located nearby, has some activity.
The Dettifoss located near the River Jökulsá á Fjöllum, which gathers water from many rivers in the country.