sentences:  A variety of craft were used on the lakes, from steamboats to sail-driven rafts to, through the early 20th Century, diesel and other engines.Lake travel continued for commerce, passenger travel and heavy freight until after World War II.There were originally four lakes on the route, in addition to Harrison Lake at the road's commencement at Port Douglas, which is navigable from the Lower Fraser and so also from the Gulf of Georgia and Victoria and beyond.