Plants, People and Opportunities with Nancy Weaver and Tim Boland is 10 a.m. to noon at Polly Hill Arboretum. Tour plant collections, review arborteum history and learn about volunteer opportunities. To register, call Nancy at 508-693-9426.
This year’s annual retreat for Williams College alumni in Oak Bluffs will feature a lecture by historian Craig Steven Wilder and the screening of a new film by Thomas Allen Harris.
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