Eric Walker added 1979-04 Sverdlovsk anthrax leak and Yekaterinburg - Wikipedia and Has an Old Soviet Mystery at Last Been Solved? | The New Yorker to Yekaterinburg, and added Yekaterinburg to Ural Federal District

Eric Walker added Ural Mountains and Yekaterinburg to Ural Federal District, and added Ural Federal District to Federal subjects of Russia

Eric Walker added Ural Federal District and Federal subjects of Russia - Wikipedia to Federal subjects of Russia, and added Federal subjects of Russia to Russia

Eric Walker added a number of links to Ural Mountains, and added Ural Mountains to Mountain ranges and Ural Federal District