A 20-minute ferry ride from downtown's Long Wharf, this 114-acre island is a public park with a marina, visitor center, café, five miles of walking trails, and a lifeguarded swimming beach with a snack bar and especially known for its sea glass (discarded bottle and jars tumbled by the ocean into beautiful shapes).

Read more about this and other local strands in Tripatini member Cary Moralish's post Top 5 Beach Destinations in/around Boston.

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