Dolyna. Map: V-5. City (2001 pop 20,906) in Galician Subcarpathia, at the foot of the Gorgany Mountains; a raion center in Ivano-Frankivske oblast. Dolyna has been known for its salt mines since the 14th century. In 1525 it received Magdeburg law. In 1857 it became a county town. Since the 1950s Dolyna has been the center of the Dolyna oil field, and the petroleum industry and natural gas industry have been the main industries of the town. It has a gas-benzene plant, which began production in 1966; a reinforced-concrete-products plant; a salt factory; and a brick factory. It also has a food industry. An oil pipeline connects Dolyna and Drohobych, and a gas pipeline connects Dolyna with Ivano-Frankivske and Chernivtsi.