Image: Grebbelinie the Netherlands
Description: "Grebbelinie" (military defensive line) in the Netherlands. The line was used during the German invasion in may 1940 WWII although the inundation areas could not be flooded because the pumping station wasn't finished yet. Disclaimer: The exact location of the forts and inundation areas may differ from reality to a slight extent. Made by Niels Bosboom.
Title: Grebbelinie the Netherlands
Credit: No machine-readable source provided. Own work assumed (based on copyright claims).
Author: No machine-readable author provided. NielsB assumed (based on copyright claims).
Usage Terms: Creative Commons Attribution-Share Alike 3.0
License: CC BY-SA 3.0
License Link: http://creativecommons.org/licenses/by-sa/3.0
Attribution Required?: Yes
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