Events at: Cow Pond Fields, Cow Pond Brook Rd, Groton, Ma

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Experience the views from both above and below this winding esker, and see glacial geology first hand.  We will also hike past picturesque wetlands and thru scenic woods. About 2 hours, moderate pace.  Meet at the end of Cow Pond Brook Road in Groton (42.6249N 71.5026W).