Granite Island Lighthouse
Lighthouse in Marquette County, Michigan
>
Because it was positioned near the busy shipping lanes of the mid-19th century, a lighthouse was built on Granite Island in 1868 by the U.S. Lighthouse Board and commissioned in 1869. Wikipedia
Opened: 1868
Height: 40′
Range: 10 nautical miles (19 km; 12 mi) (new tower)