Descripción: Canada's Digital Collections. Government of Canada.
«Prior to the completion of the Canso Causeway in 1955, Cape Breton Island and mainland Nova Scotia were completely separated by a narrow body of water called the Strait of Canso. Cape Breton was dependant on a system of railway and highway ferries for shipping and communication. The mile long eighty foot wide man-made causeway is known as the deepest in the world and has taken care of the traffic and communication problems along with having a tremendous impact on the economy of the strait region.»