Boats are moved between varying water levels of a canal between Osterode and the Baltic Sea.
(Pathetone main titles.)
Titles read: "Taking the Boat for a Ride! This is the problem of a Canal between Osterode and the Baltic Sea - ".
Location of events unknown - Sweden? Denmark?
Various shots of a canal; intertitle says the varying water level makes locks too expensive. We see the engineer's solution; a boat is carried on a frame along a dry track between water levels. Water wheels supply the hauling power. M/S of the boat moving along a different stretch of the canal.