Fortifications built by the Netherlands





  • AMSTERDAM
  • ARNHEIM
  • BRIELLE
  • CONNECTICUT (U.S.A.)
  • DELAWARE (U.S.A.)
  • DEN HELDER
  • DEN OEVER
  • HELLEVOETSLUIS
  • HOEK VAN HOLLAND
  • HUY
  • KORNWERDERZAND
  • NAARDEN
  • NEW JERSEY (U.S.A.)
  • NEW WATER LINE
  • NEW YORK (U.S.A.)
  • NIMEGUEN
  • RHODE ISLAND (U.S.A.)
  • VIRGIN ISLANDS (U.S.A.)
  • WALCHEREN
  • WILLEMSTAD