1) Crater lake 2) Mountain in Iran 
Sabalan (Persian: سبلان, Azerbaijani: Savalan, ساوالان, Armenian: Շահվարզան Shahvarzan or Սահվարզան Sahvarzan) is an inactive stratovolcano in Ardabil province of northwestern Iran. It is the third highest mountain in Iran and has a permanent crater lake formed at its summit. Sabalan has a ski resort (Alvares) and dif...