23 Keweenaw Lower Entrance (MI 17) latitude 46° 58' 7.8" N longitude 88° 25' 52.1" W July 7, 2007 From US 41 North (going towards Houghton), turn east on Portage Entry Road. Keweenaw Excursions used to offer cruises that pass this lighthouse. ARLHS # USA 418
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