Dno is a town and the administrative center of Dnovsky District in Pskov Oblast, Russia, located at the intersection of the Pskov– Bologoye and St. Petersburg– Kiev railways, east of Pskov, the administrative center of the oblast. Population:
Dno, or Grivochki (rus.- аэродром Гривочки, germ. - FlugPlatz Griwotschki) was an air base in Russia located south of Dno, approximately of the Estonian border and east of Pskov. Today, nothing remains of the military airfield except a clearing.
The USSR air force established the base prior to World War II and during the German invasion, German troops gained control of the facility in July 1941. They renovated and expanded it for use by the Luftwaffe. Upon their retreat in 1944, the Wehrmacht troops destroyed the complex.