Thompson Island

Thompson Island is an island in the Boston Harbor, about 1 mile offshore from downtown Boston, Massachusetts. The island is managed by the Thompson Island Outward Bound Education Center, a non-profit education organization. The island is open to visitors on Saturdays and Sundays from Memorial Day through Labor Day; otherwise access is by arrangement only. Thompson Island is one of the largest, most accessible and ecologically diverse islands in the Boston Harbor Islands National Recreation Area. The island has a size of 170 acres (0.69 km2), and the highest point is a drumlin that reaches a height of 78 feet above sea level. The rest of the island comprises low rolling hills and a salt marsh. The island has a mixed vegetation, including hardwood tree stands, remnant pear and apple…
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For being in the greater Boston area, this trail is surprisingly hilly and has a…
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This loop traverses 45 acres of changing habitat. In the grassy meadow, you can …
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The gentle, rolling inclines along this hike are the stone-packed remains of riv…
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This loop circles open field, offering opportunities to see eastern bluebirds, r…
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The trail passes by esteemed author Henry David Thoreau's 1845 cabin site, swimm…
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The first half of this diverse hike is through a series of rugged, granite ledge…
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After passing an orchard, the loop reaches the summit of Holt Hill, where there …
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This loop will put you in touch with some of Maudslay's historical features, lik…
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A moderately steep trail with uneven footing and frequent rocks and roots, featu…
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This trail offers varying degrees of technicality and climbing for those interes…
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The Wapack and Back Trail Races consist of a 50-mile ultramarathon and an end-to…
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Hop on the Big River 5K to experience one of Rhode Island's best trail running a…
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A pleasant out and back at Great Bay. This trail is sweet...Features: Birding — …
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Gap Mountain is a great little summit located in Troy and managed by Monadnock S…
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The loop climbs the Winslow Trail up Mt Kearsarge and descends via the Barlow Tr…
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