Sabalan ridge of Sabalan. Sabalan Sabalan (Persian: سبلان ), or Savalan (Azerbaijani: Savalan, ساوالان ) is an inactive stratovolcano in the Alborz mountain range and Ardabil Province of northwestern Iran. At in elevation, it is the third highest mountain in Iran. It has a permanent crater lake formed at its summit. On one of its slopes around in elevation there are large rock formations of eroded volcanic outcrops which resemble animals, birds, and insects. Located in the extreme northwest of Iran, Sabalan is the country's third highest peak after Damavand and Alam-Kuh. It is also higher than Mont Blanc in the
Arenal Volcano National Park Arenal Volcano National Park Arenal Volcano National Park () is a Costa Rican national park in the central part of the country, forming the Arenal Tilaran Conservation Area. The park encompasses the Arenal Volcano, which "was" the most active in the country, which had previously been believed to be dormant until a major eruption in 1968. It neighbors Lake Arenal, which is the site of the country's largest hydroelectricity project, the Lake Arenal Dam. The park also contains a second volcano, Chato, whose crater contains a lagoon. It is also called Cerro Chato (literally Mount Chato) as it has been