Borodulin's Collection - Resource in Russian photography of the 20th century, includes pioneers in Soviet photography, World War II, aeronautica, sports, famous persons and images of Israel. - http://www.borodulincollection.com/
Russian Archives - The Russian State Documentary Film & Photo Archive at Krasnogorsk (RGAKFD) has footage from the coronation of Czar Nicholas II in 1896 and an extensive collection of newsreels from 1919 to 1985. - http://www.abamedia.com/rao/archives/rgakfd/
Russian Empire in Photographs - A comprehensive collection. In English and Russian. - http://all-photo.ru/empire/index.en.html
The Empire That Was Russia - A photo exhibit at the Library of Congress with colour photographs by Sergei Mikhailovich Prokudin-Gorskii (1863-1944). Offers a vivid portrait of a lost world, the Russian Empire on the eve of World War I and the coming revolution. - http://www.loc.gov/exhibits/empire/