OpinionPort Hastings Historical Society Canso Causeway anniversary memories By Port Hawkesbury Reporter - August 9, 2020 Share Facebook Twitter Pinterest WhatsApp The official opening celebration for the then new Canso Causeway was on August 13, 1955. Sign up for a monthly subscription. Just $4.99! Want to stay informed daily? Subscribe to The Reporter Newsletter and receive (up to) one email per day with all news updates, right to your inbox! Log In Register