Free tours and tastings at the brewery between 10 a.m. and 3 p.m. Mon. - Thurs., plus Saturdays (the tours leave every 45 minutes or so). On Fridays, tours continue through 5:30 p.m.
Free tastings in theSouth Boston Waterfront brewery weekdays are at 4 p.m.; there is an additional tasting at 2 p.m. on Wednesdays, Thursdays, and Fridays. En savoir plus .
The empty expanse is livened up by free concerts sponsored by the city on summer Wednesday evenings. En savoir plus .
The Tango Society of Boston’s Tango by Moonlight event is now in its 16th season. Half-hour lessons start at 7:30, and open dancing goes till 11. bostontango.org
Free tours of the Arnold Arboretum Saturdays at 10:30, Sundays at 1 p.m., and Wednesdays at 12:15 p.m. through November. arboretum.harvard.edu
Though some events are free to members only, the Old South Meeting House also hosts free ones for nonmembers. 617-482-6439, oldsouthmeetinghouse.org
Shakespeare on the Common performances here are always fun. In 2012, "Coriolanus" will be performed from July 25 - August 12,Tuesdays-Saturdays 8pm & Sundays 7pm. En savoir plus .
It costs money to join, but this private library offers free tours of its treasures on Tuesdays and Thursdays at 3 p.m. Reservations required. Meet at the circulation desk. 617-227-0270, ext. 279 En savoir plus .
Enjoy strolling Olmsted's parks any day of the week. Or try one of the free walking tours, Sundays, 1 to 2:30 p.m., through October. En savoir plus .
With more than 450,000 works, the MFA can keep you busy for a lifetime of Wednesdays, when it's free from 4 to 9:45 p.m. En savoir plus .
