Forty Foot Drain
Fenland, United Kingdom
The Forty Foot or Forty Foot Drain is a name given to several of the principal channels in the drainage schemes of the Fens of Eastern England, the name being qualified when there is a need to distinguish between them. They are Vermuyden's Drain, South Forty Foot and North Forty Foot.
Canal data from Wikidata (CC0). Summary from Wikipedia (CC BY-SA).