Dno, or Grivochki (rus.- аэродром Гривочки, germ. - FlugPlatz Griwotschki) was an air base in Russia located 4 kilometres (2.5 mi) south of Dno, approximately 133 km (83 mi) of the Estonian border and 113 kilometers (70 mi) east of Pskov. Today, nothing remains of the military airfield except a clearing.