Tags: Lighthouse, Tower.
The Gros Cap Reefs Light completed in 1953 is a lighthouse located at the entrance to St. Mary’s River from Lake Superior.Light Characteristics Flashing red every 5 seconds visible for 12 milesThe lighthouse is owned by the Canadian Coast Guard. Tower closed. It formerly housed a non-directional beacon as part of the precision approach at Sault Ste. Marie Airport but has since been decommissioned and the antenna taken down due to high maintenance costs.