Lake Superior
• Definition: The largest and deepest of the Great Lakes, spanning approximately 82,100 km² (31,700 mi²) and reaching depths of 406 m (1,332 ft). It borders Ontario, Minnesota, Wisconsin, and Michigan.
• Significance: Known for its cold, deep waters and historical significance in shipping iron ore and other minerals.
• Related Terms: Duluth-Superior Harbour, Thunder Bay, Soo Locks.