ARLHS USA-822 - Sturgeon Bay Ship Canal North Pierhead http://en.wikipedia.org/wiki/Sturgeon_Bay_Canal_North_Pierhead_Light http://terrypepper.com/lights/michigan/sturgeonpier/sturgeonpier.htm USCG 7-21005 These coordinates are verified. -87.309530000002, 44.792017, 0