Anamorphosis before 1583. "The Ambassadors" (c. 1533) by Hans Holbein the Younger is well known for the prominent oblique anamorphic transformation in the painting. In this artwork, a distorted shape lies diagonally across the bottom of the frame. Viewing this from an acute angle transforms it into the plastic image of a human skull. The painting is regarded as a "vanitas" - a meditation on the transience of life - with the skull a symbolic "memento mori". The altered perspective required to see the image reflects the contemporary practice of painting skulls on the reverse of otherwise tranquil paintings. Four centuries
Afrasiab painting Marshak points out that Sogdian painting, gods are always depicted on the top of the main wall. However, as the Turks are guiding the embassies but are not themselves ambassadors, it has been suggested also that the Turkish Qaghan, then lord of inner and central Asia, might be depicted there. A Chinese text is indeed saying that the idea of the "Four Lords of the World", here China, India, Iran and Turks, is depicted on the walls of palaces near Samarkand precisely during this period, and this would perfectly fit the four walls of this room. The last hypothesis makes