Boulders Trail is a hiking trail in Groton, Massachusetts. It is within Mason Back 100, Gamlin Crystal Spring Conservation Area, and Bruner Land. It is 0.7 miles long and begins at 265 feet altitude. Traveling the entire trail is 1.5 miles with a total elevation gain of 196 feet. The trail ends near the Indian Rock stone. There are also wetlands near the end of the trail.
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