Obninsk is a city in Kaluga Oblast, Russia, located on the bank of the Protva River 100 kilometers southwest of Moscow and 80 kilometers northeast of Kaluga. Population: 125,376.
Wikipedia https://en.wikipedia.org/wiki/Obninsk
Official Website http://www.admobninsk.ru/
Coordinates 55°5'42.626" N 36°36'42.887" E