Ghent Altarpiece
The Ghent Altarpiece (or the Adoration of the Mystic Lamb, ) is a large and complex 15th-century polyptych altarpiece in St Bavo's Cathedral, Ghent, Belgium. It was begun c. the mid-1420s and completed by 1432, and is attributed to the Early Flemish painters and brothers Hubert and Jan van Eyck. The altarpiece is considered a masterpiece of European art and one of the world's treasures.