Internationaal - Amerika

Websites over verdedigingswerken in Amerika.

Alcatraz Island, Military Fortress and Prison Engels
British Army forts in Bermuda Engels
Civil War Fortifications (USA) Engels
Coastal Fortification on the Gulf of Mexico Engels
Cold War Leftovers Engels
Diefenbunker - Canada's Cold War Museum Engels Frans
Fort Tilden (New York, USA) Engels
Forten en Verdedigingswerken in Suriname
Halifax Defence Complex (CA) Engels Frans
Missile Bases (USA) Engels
Nike Missile Sites of the San Francisco Bay Area Engels
Nike Missiles & Missile Sites Engels
San Francisco Defense Guns (USA) (tip) Engels
The Dutch in Brazil, The WIC and a new Holland in South America Engels
meer U.S. forten... Engels