Lake St. Clair connects Lake Huron, via the St. Clair River, to Lake Erie, via the Detroit River. It is named after Claire of Assisi, on whose feast day it was first navigated by French explorers in 1679. The lake covers an area of about 1100 square kilometers, with an average depth of 3.5 meters. Both the U.S. and Canada maintain a deep shipping channel through the lake. The image was acquired September 9, 2002, covers an area of 51.4 by 52.5 kilometers, and is located at 42.5 degrees north, 82.7 degrees west. https://photojournal.jpl.nasa.gov/catalog/PIA23234