Thoreau Society hosts free events today

The Thoreau Society will hold two free special events Sunday on the final day of its annual gathering, with this year’s theme “Mystic, Transcendentalist, and Natural Philosopher to Boot.” A picnic and tour of the Thoreau Farm Birthplace, 341 Virginia Road, will be held at 11:30 a.m. Also, there will be a screening of a documentary film, “Henry Beston’s Cape Cod: Inspiration for a National Seashore,” at First Parish in Concord, 20 Lexington Road, at 7:30 p.m.