The port of Sarnia, located in Ontario, Canada, is a major port on Lake Huron. It is the largest city on the lake and is home to a variety of industries, including oil refining, petrochemical production, and manufacturing. The port is also a major hub for transportation, with rail, road, and air connections to other parts of the country. Sarnia is a popular destination for tourists, offering a variety of attractions, including beaches, parks, and museums.