The Siege of Leningrad

https://en.wikipedia.org/wiki/Siege_of_Leningrad
http://www.eyewitnesstohistory.com/leningrad.htm
http://www.historylearningsite.co.uk/world-war-two/world-war-two-and-eastern-europe/the-siege-of-leningrad/
http://www.britannica.com/event/Siege-of-Leningrad
http://www.history.com/topics/world-war-ii/siege-of-leningrad
https://www.rt.com/news/granin-nazi-siege-survivor-360/
http://www.businessinsider.com/siege-of-leningrad-russia-2011-09
http://www.secondworldwarhistory.com/siege-of-leningrad.asp

RT Videos
https://www.youtube.com/watch?v=v-2H3Ai_vU0

History WWII
https://www.youtube.com/watch?v=SQisasW1d3Q

900 Days
https://www.youtube.com/watch?v=ckwBm_Xi0z0