Upside down shot of side of expressway from moving car, of overpasses near Chemin de la Côte-de-Liesse and Stinson in Montreal. Front TRAVELLING SHOT along expressway, views of overpasses. Long sequence of TRAVELLING SHOTs of expressway, on ramps leading to expressway, on service roads, entering and exiting tunnels, of elevated highways, of traffic interchanges. Static telephoto shot of cars coming around curve on expressway, coming down ramp. Shot of train moving across frame, trees in foreground. TRAVELLING SHOTs of diesel engine. Bumpy closer shot of wheels of train, front of working diesel engine. TRAVELLING SHOT of large truck on road, camera car passing truck.