Earth from Space - Image Description

STS068-229-020 Saint Marys River and Sault Sainte Marie, Michigan, U.S.A. and Canada October 1994
Part of the Saint Lawrence Seaway, sediment-laden Saint Marys River, and the Michigan and Canadian cities of Sault Sainte Marie are featured in this south-looking, low-oblique, panoramic photograph. Saint Marys River, 63 miles (101 kilometers) long, drains Whitefish Bay on Lake Superior (bottom left and center), flows past Sault Sainte Marie where it descends 20 feet (6 meters), passes Sugar Lake and Neebish Island west of Saint Joseph Island (upper left), and drains into northern Lake Huron through the De Tour Passage (not visible). Saint Marys River, part of the Canada-U.S. border and frozen for approximately 5 months of each year, is one of the world's busiest waterways with locks located near Sault Sainte Marie. The Straits of Mackinac and northern Lake Michigan are visible in sunglint (upper right).

This service is provided by the International Space Station program and the JSC Earth Science & Remote Sensing Unit, ARES Division, Exploration Integration Science Directorate.