Various shots taken from aboard ship of parts of ship, crew members and various seaway features including Saint-Lambert Lock, Victoria Bridge, various locks and other ships. LAS of lock, hand throwing line down to ship. Various shipboard shots showing raising of ship in lock, bustle of crew. Shipboard shots of ship leaving lock, passing under lift bridge. HAS of deck, TILT UP to canal, of men going ashore by means of rope. LAS of Stars and Stripes flag. LS of Côte Sainte-Catherine Lock, of gate at end of lock, of bridge tilting, gates opening. Shots of walls of lock, attendant, CU of plaque re "Bertrand H Snell Lock", of control house and sign, of Stars and Stripes flag at Snell Lock. LAS of the Dwight D Eisenhower Lock control house, of gates of lock opening. Shots of Iroquois Dam and lock control house, of gates of lock opening. Shots of Côte Sainte-Catherine and Welland Canal locks. TILT DOWN to water pouring into lock. Shots of gates opening and closing and lift bridge. CU of operator's hand pushing switches on control board.