Because of the heavy rainfall, Icelandic has plenty of rivers and they are relatively large, glacial rivers and fresh water rivers and streams
The water in the glacial rivers is usually a milky grey and they can smell of sulfur. The flow volume can be enormous, they are ice cold and you need to be very careful around them. You won´t survive falling into one like this
Markarfljótsgljúfur Canyon is a kind of hidden gem in the Icelandic landscape.
This impressive canyon is not visited by many. Access to Markarfljótsgljúfur is either by a hiking trail or by a challenging and rough mountain road so it requires a well-equipped 4WD vehicle. But it´s very much worth the effort