The Maritime Aquarium at Norwalk (10 North Water Street, Norwalk, CT)) offers cruises to Greens Ledge Lighthouse on their research vessel, Spirit of the Sound. Added to the National Register of Historic Places in 1990 and fully restored in 2022, Greens Ledge Lighthouse is one of the only active lighthouses offering full-access interior and exterior tours (3 hours). Ticket information.
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