POI's creator (Voyajo Team)
Kaliningrad Chkalovsk (also Chkalovskoye, Tchalov, or Proveren) is a naval air base in Kaliningrad Oblast, Russia located 9 km northwest of Kaliningrad. Most instances in Russian aviation literature of Chkalovsk or Chkalovskoye refer specifically to this large airfield (...) (from Wikipedia)