The Stelling van Amsterdam is a 135-kilometre fortification line around Amsterdam, which would function as a national redoubt. It comprises 45 forts, as well as dams, dikes, locks, pumping stations, b
Fort bij Spijkerboor (in 2015)
Engineer Cornelis Krayenhoff was involved in all defence lines around Amsterdam since 1787, in particular the Posts of Krayenhoff named after him.
Fort Vijfhuizen is one of forty-two forts in the Defense Line of Amsterdam, a World Heritage Site. It is located in the town of Vijfhuizen on the ringvaart which surrounds the Haarlemmermeer polder. T
View of the fort from above, taken from the information board in front of the complex. The ringvaart is visible in the lower right-hand corner.
View of the geniedijk, looking southwest from fort Vijfhuizen
View of bunkers, representing fore position of fort Vijfhuizen
View of the road crossing the bunkers of fort Cruquius, the secondmost fore position of fort Vijfhuizen (seen from below the dike looking up towards the ringvaart. The trees are on the Heemstede side of the canal).