Nikolskoye is a town in Tosnensky District of Leningrad Oblast, Russia, located on the Tosna River 40 kilometers southeast of the center of St. Petersburg. Population: 19,280; 17,309; 17,215.
Wikipedia https://en.wikipedia.org/wiki/Nikolskoye,_Tosnensky_District,_Leningrad_Oblast
Coordinates 59°42'12.528" N 30°47'9.99" E