WCanal
WAqueduct (water supply)
WTrain station
WCanal tunnel
WGracht
WJunction (canal)
WLock (water navigation)
WMartian canal
WNavigable aqueduct
WCanal
WPower canal
WRoving bridge
WSluice
WSummit-level canal
WTainter gate
WToll point
WTowpath
WWinding hole