The Last Supper was a very powerful Biblical event, in which Jesus and his disciples gathered for one final dinner together. ... The Last Supper is not really a fresco. ... The brick wall of the Last Supper has been subject to changes in temperature, humidity, and moisture. ... Da Vinci's Last Supper has become one of the most widely appreciated masterpieces in the world. ... No other painting of a Christian subject dominates our imagination with the same power of Da Vinci's Last Supper....