Sem Sælands vei 1
The advance of Gietroz Glacier blocked the main valley and dammed the Dranse river. On May 25, 1595, the ice dam failed and 20 Mio m3 bursted out. The flood caused the death of 160 people and destroyed 500 buildings.
The flood caused the death of 160 people and destroyed 500 buildings.
Other events with less damage than 1595 and 1818, occured in 1549, 1640 and 1817.