The upper St. Clair, part of the "chemical alley," along the Saria shoreline.
St. Clair River, Sept. 2008, Image 08-8959
Coal-fired power generating plants supply electricity to residents and industry on both sides of the river.
St. Clair River, Sept. 2008, Image 08-8935
Numerous aggregate docks compete with refineries for riverfront space.
St. Clair River, Sept. 2008, Image 08-8946
Detroit Edison's Marysville power plant.
St. Clair River, Sept. 2008, Image 08-8869
Cargill's grain elevator at Sarnia, Ontario.
St. Clair River, Sept. 2008, Image 08-8964
The wonderfully complex look of an oil refinery.
St. Clair River, Sept. 2008, Image 08-8937
Standing like rocket ships ready to launch.
St. Clair River, Sept. 2008, Image 08-8929
Steel gridwork of the Blue Water bridge
St. Clair River, Sept. 2008, Image st-clair
The tapered brick walls of the Fort Gratoit (1829) lighthouse at Port Huron.
St. Clair River, Sept. 2008, Image 08-9007
The St. Clair River is one of the busiest waterways on the Great Lakes.
St. Clair River, Sept. 2008, Image 08-8885