Glass-bottom boat tours offer shipwreck views without getting wet
Great Lakes Co…

Glass-bottom boat Lady Michigan cruises over the famous wrecks of the Thunder Bay National Marine Sanctuary in Alpena, Michigan. The 4,300 miles of federally protected crystal-clear waters offer a unique […]

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Great Lakes Commission, Great Lakes, History, lakes, Michigan, National
Glass-bottom boat tours offer shipwreck views without getting wet
https://www.glc.org/dailynews/20250530-shipwreck-tours