Grimsvoetn volcano#
![Grimsvoetn volcano Grimsvoetn volcano](/attach/Geography/Europe/Iceland/Pictures/Factbook_Pictures/250ic/250ic.jpg)
Image courtesy of NASA., under PD
In the southeast, ash colored the snow surface dark brown. Ash from the volcano also reduced visibility to about 50 m (160 ft) in some areas, causing night-like darkness in the middle of the day.