Fake air vent built into a bunker in Normandy.
<video controls autoplay loop>
<source src="https://diqn32j8nouaz.cloudfront.net/tooltalk_17283423214604.mp4" type="video/mp4">
Your browser does not support the video tag.
</video>
Previously:
WWI fake iron trees used as observation posts - photos
WWII Churchill tank converted into mine clearer
WWII German rescue buoy - photos
WWII bailing out of aircraft training - GIF
WWII drop tank car - photo
WWII use of war dogs short film - video
video of WWII German military helmets repurposed into colanders
