The Krafla area also includes N#225;mafjall, a geothermal area with boiling mudpools and steaming fumaroles.br/br/Krafla is a caldera of about 10#160;km in diameter with a 90#160;km long fissure zone, in the north of Iceland in the M#253;vatn region. Its highest peak reaches up to 818 metres and it is only 2km in depth. There have been 29 reported eruptions in recorded history.