The vulcanic road to Sabalan
Sabalan is a high mountain stratovolcano at an elevation of 3.675m (12,057ft) above the sea level, located in the Ardabil Province of northwestern Iran.
Located in the Alborz mountain range, the road to the summit is very steep and bumpy. Due to heavy snowfall in winter the gravel road is blocked and cars can not reach this place. 4x4 required. The road is old vulcanic pimpstone.
Pic: Koorosh Nozad Tehrani