Gravelly Shoal Light - Credit: Wikimedia Commons
Gravelly Shoals Light is an automated lighthouse that is an active aid to navigation on the shallow shoals extending southeast from Point LookoutWobser, Dave, Gravelly Shoal Light , at boatnerd.com. on the western side of Saginaw Bay. The light is situated about offshore and was built to help guide boats through the deeper water between the southeast end of Gravelly Shoals and Charity Island. Architecturally this is considered to be Art Deco style. Read more on Wikipedia
Source: en.wikipedia.org