VISOKO (or VISOKI)  , a town of Bosnia, on the river Bosna, 15 M . N.W. of Serajevo by rail . Pop . (1895), about 5000 . Visoko has a brisk trade in leather, carpets and tobacco . Between the 13th and 16th centuries Visoko was only second to Jajce as a stronghold of the Bosnian rulers . There were fortified palaces at Sutje6ka, and Bobovac, among the mountains on the north . Bobovac, which had withstood many previous assaults, was betrayed to the Turks• in 1463; at Sutjecka there is a Franciscan monastery, founded in 1391, often razed by the Turks, and finally rebuilt in '821 . Just below Visoko lay the town of Podvisoko, called Sotto Visochi by the Ragusans, which was the chief mart of the country from 1348 to 1430 .