Piskaryovskoye Memorial Cemetery is located in Saint Petersburg, on the Avenue of the Unvanquished, dedicated mostly to the victims of the siege of Leningrad.
Wikipedia https://en.wikipedia.org/wiki/Piskaryovskoye_Memorial_Cemetery
Address Amurskaya ulitsa, 195273, St Petersburg, Russia
Coordinates 59°59'45.062" N 30°24'47.245" E