The photographs of Russian chemist and photographer, Sergei Mikhailovich Prokudin-Gorskii, show Russia on the eve of World War I and the coming of the revolution. From 1909-1912 and again in 1915, Prokudin-Gorskii travelled across the Russian Empire, documenting life, landscapes and the work of Russain people. His images were to be a photographic survey of the time. He travelled in a special train