Sareyn 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 8,000, and increases to more than 20,000 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 km2. At the 2006 census, its population was 4,478, in 1,135 families.Sareyn Springs:
Qarah Soo Thermal Spring
Sari Soo Thermal Spring
Wikipedia https://en.wikipedia.org/wiki/Sareyn
Coordinates 38°8'57.748" N 48°4'28.635" E