This is a list of free online resources relating to Russian Studies and related topics. Some of the websites within Russia require a VPN to access; this situation is continually changing, so experimenting with VPNs may help you navigate those sources. Find information about the Penn VPN in this guide.
Perry-Castañeda Library Map Collection: Russia and the Former Soviet Republics Maps. Extensive collection of maps of both Russia (going back to the nineteenth century) and all of the former USSR.

Cat of Kazan. Lubok, 18th century.