A mediaeval fortified town, former Royal Free Town, the centre of cloth, linen, canvas, baize and Hungarian wine trade. Until recently it was a province capital. Today it is a medium-sized town with the population of fifty thousand, ranking as number six among Polish towns with the best living conditions. Almost immediately after liberation, the reconstruction of the industry, destroyed during World War II, began. The glass factory and the flax plant were put into operation. Later on research in geology and oil drilling began, "Polmo" Shock Absorbers Factory and Transport and Aircraft Equipment Factory (WSK) were set up. Oil industry was and still is of importance for the town. Oil Industry Engineering Institute, "Naftomet" Oil Drilling Equipment Factory, Oil Drilling Establishment and "Naftomontaz?" enterprise ( assembling oil drilling equipment on oil fields) are organizations which continue the oil industry traditions of the region. Several cultural and sporting events on local, national and international scale are held in the town. Culture is celebrated by the Krosno Days of Music, the theatrical Encounters, the Musical Spring, the Krosno Fairs, the Galicia Festival, reviews of children theatres, hiker's songs and poetry singing festivals, the "Kontakt" Euro-Regional Fair, the "Soli Deo Gloria" Euro-Regional Concerts of Christmas Carols. Every two years Krosno hosts the National Biennial of Photography "Krosno - Town and People", International Biennial of Artistic Linen Tapestry "Z Krosna do Krosna", Biennial of Krosno Plastic Arts. Fans of sports throng to international volleyball and basketball tournaments organized annually, the International Mountain Ballooning Contest, the National Tournament of Ballroom Dancing for the Podkarpacie Cup.