Category:Chicanes (military)
English: A deep subterranean pit covered by a drawbridge, to protect the end of a tunnel.
Media in category "Chicanes (military)"
The following 2 files are in this category, out of 2 total.
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Fort Purbrook 52.jpg 3,096 × 4,128; 2.37 MB
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Fort Purbrook 53.jpg 3,096 × 4,128; 1.85 MB
