bn:21140153n
Noun Concept
Categories: Ancient Roman architectural elements, Flood control, Drainage tunnels, Hydraulic engineering, Roman aqueducts
EN
drainage tunnel  emissary
EN
A drainage tunnel, called an emissary in ancient contexts, is a tunnel or channel created to drain water, often from a stagnant or variable-depth body of water. Wikipedia
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EN
A drainage tunnel, called an emissary in ancient contexts, is a tunnel or channel created to drain water, often from a stagnant or variable-depth body of water. Wikipedia
tunnel or channel created to drain water Wikidata
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