Main Loop, Mine Hill Preserve, Roxbury, CT
See more in our guide to 55 Amazing New England Hikes.
This 3.5-mile looping trail through Mine Hill Preserve passes abandoned mine tunnels, airshafts, and old quarries.
Level: Advanced | Distance from Boston: 149 miles
Roxbury, CT, 860-350-4148, website.
Photo by Logan Ingalls on Flickr/Creative Commons
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