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
Volcano surfing filmed his adventure, and it later aired on the National Geographic Channel in a 5-minute news segment. Istvan differentiates volcano boarding into two forms: 1) Boarding down an active volcano where immediate dangers come from flying molten lava and lethal volcano gases, and 2) boarding down an inactive volcano where no immediate danger is present (similar to sand boarding). Volcano surfing Volcanog or volcano boarding, is a sport performed on volcano slopes. The most popular slope is the Cerro Negro near Leon in western Nicaragua. Riders hike up the volcano and slide down, sitting or standing, on a thin plywood