East Charity Shoal Light - Credit: Wikimedia Commons
East Charity Shoal Light is an offshore lighthouse located near the Saint Lawrence River's entrance in northeastern Lake Ontario, due south of the city of Kingston, Ontario and approximately southwest of Wolfe Island. It is on the southeast rim of a submerged circular depression known as Charity Shoal Crater that may be the remnants of a meteorite impact. Read more on Wikipedia
Source: en.wikipedia.org