Intermediate/Difficult
4.0 (3)
Land Manager: Town of Groton, Massachusetts
Groton Town Forest Marked Loop
6.3 mi 10.1 km • 238' Up 72.45 m Up • 238' Down 72.39 m Down
Groton, MA
Spalding Park Town Forest Loop
5.3 mi 8.5 km • 454' Up 138.24 m Up • 453' Down 138.18 m Down
Hollis, NH
Russel Mill - GBF Linkup
19.8 mi 31.9 km • 890' Up 271.15 m Up • 883' Down 269.2 m Down
Carlisle, MA
Outer Loop Network
6.5 mi 10.5 km • 394' Up 120 m Up • 364' Down 111.09 m Down
West Bo…, MA
Callahan Tour
9.4 mi 15.1 km • 773' Up 235.68 m Up • 774' Down 235.93 m Down
Framing…, MA
Best of Horn Pond Singletrack
5.1 mi 8.2 km • 353' Up 107.64 m Up • 353' Down 107.72 m Down
Woburn, MA
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