DOBSINA (Ger. Dobschau)  , a town of Hungary, 165 m . N.E. of Budapest by rail . Pop . (1900) 5109 . It is situated in the county of Gomor, at the foot of the Radzim (3200 ft. high) in the central Carpathians, and lies to the south of the beautiful Straczena valley, watered by the river Gollnitz, and enclosed on all sides by mountains . In the vicinity are mines of iron, cobalt, copper and mercury, some of them being very ancient . But the most remarkable feature is a large cavern some 3* M . N.W., in which is an icefield nearly 2 acres in extent, containing formations which are at once most curious and strikingly beautiful . This cavern, which lies in the above-mentioned Straczena valley, was discovered in 187o . The place was founded in the first half of the 14th century by German miners .