Fort William Historical Park on the bank of the Kaministiquia River in the city of Thunder Bay after spring flooding, Ontario, Canada. Fort William Historical Park is recognized as one of the Top Ten Attractions in Canada and one of the world's most impressive historic sites. With over 40 buildings on 225 acres, Fort William offers a vivid and rich tapestry of fur trade life, running the gamut from culture to crafts, medicine to business, domestic life to heritage farming.