Brick Structures, Fire From Furnace For Clay and Enamel Burning, Orange Flame Comes Out. Slow Motion. Show For Tourists, at Festival of High Temperatures in Wroclaw City, Poland. Preparation of the Casting Forms, Molds. Furnaces For Clay and Enamel Burning. Casting Workshop. Glassworks. Casting of Iron Into the Molds. Tourism in Poland, Tour to Wroclaw. Industry, Workshop Outdoors