Snakeholme Lock
Skerne and Wansford, United Kingdom
Snakeholme Lock is a brick chamber canal lock on the Driffield Navigation, in the East Riding of Yorkshire, England. It is notable in being a staircase lock, but only the upper lock is still used. It was designated Grade II in 1986.
Canal data from Wikidata (CC0). Summary from Wikipedia (CC BY-SA).