Shirvan Valley ( شیروان دره سبلان), Sabalan, Iran
Sabalan is an inactive stratovolcano in Meshkinshahr, Ardabil province, in northwestern Iran. Sabalan is the third highest mountain in Iran and a permanent crater lake has formed at the summit. Sabalan has a ski resort and different tourist areas such as the Sarein spa. The mountain is known for its beautiful vistas, including the Shirvan gorge, where few climbers ever venture.