With its four glassworks, Orrefors Kosta Boda is Scandinavia's largest glassworks group. The heart of the business is the Kingdom of Crystal in the province of Smaland, which attracts a million visitors annually. Kosta is Sweden's oldest glassworks. Founded in 1742, Kosta is often referred to as the mother of the Kingdom of Crystal, since many of the neighboring glassworks were founded by former Kosta masters. Orrefors Kosta Boda AB consists of the following glassworks: Orrefors, Kosta, Boda and Afors.