Fortifications built by the Russian Empire





  • ALAND ISLANDS (Finland)
  • ALASKA (U.S.A.)
  • BLACK SEA (Ukraine)
  • BREST-LITOVSK (Belarus)
  • CALIFORNIA (U.S.A.)
  • DUBNO (Ukraine)
  • GRODNO (Belarus)
  • HAWAII (U.S.A.)
  • IVANGOROD (Poland)
  • KERTSCH (Ukraine)
  • KOTKA (Finland)
  • KOWNO (Lithuania)
  • KRONSTADT (Russia)
  • LOMZA (Poland)
  • MODLIN (Poland)
  • OSOWIEC (Poland)
  • OSTROLEKA (Poland)
  • PORT-ARTHUR (China)
  • PULTUSK (Poland)
  • ROZAN (Poland)
  • SAINT PETERSBURG (Russia)
  • SEVASTOPOL (Ukraine)
  • VLADIVOSTOK (Russia)
  • WARSZAWA (Poland)