Clausurae is a modern term used by scholars to define short cut-off walls erected in order to block narrow
defiles,
mountain pass
A mountain pass is a navigable route through a mountain range or over a ridge. Since many of the world's mountain ranges have presented formidable barriers to travel, passes have played a key role in trade, war, and both Human migration, human a ...
es, and other similar passages.
[Clausurae]
References
Roman fortifications
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