Sareyn Sareyn Sareyn (, also Romanized as Sar‘eyn, Sara’eyn, Sar‘eīn, Sar ‘Eyn, and Sarein) is a city in and the capital of Sareyn County, in Ardabil Province, Iran. Sareyn is known for its hot springs. The population is about 8000, and increases to more than 20000 in the summer because of the many tourists who go there due to the charming climate. It stands 25 km from Ardabil and total area is 1.28 square km. At the 2006 census, its population was 4,478, in 1,135 families. The Sareyn springs are near an inactive volcano in mount Sabalan and its water contains
Chato Volcano of the closure. There is barb wire in all Cerro Chato entrances as of 2017 and at Arenal Observatory Lodge & Spa they have a guard to turn hikers back. Chato Volcano Chato Volcano, sometimes called "Cerro Chato" (Spanish for, literally, "Flat Hill"), is an inactive volcano in north-western Costa Rica north-west of San José, in the province of Alajuela, canton of San Carlos, and district of La Fortuna. It is southeast of the nearby Arenal Volcano It is believed Cerro Chato first erupted 38,000 years ago during the Pleistocene period and last erupted about 3,500 years ago. One of