20 miles 35 minutes
Park at roadside:
N 42 33.605
W 71 34.309
Google map: Nature Walks in Northeastern MA
Roads (from Nashua NH):
- Route 3 south to Exit 4
- East Dunstable Road south (2.5 miles) into Massachusetts
- Hardy Road / Thorndike Street south (2.1 miles)
- Route 113 southwest (2.4 miles)
- Groton Street / Chicopee Row / Hollis Street southwest (4.3 miles)
- Route 119 southeast (0.6 miles)
- Old Ayer Road / Groton Road / Washington Street south (2.4 miles)
- Groton-Harvard Road south (0.6 miles)
- Oak Ridge Drive southeast (0.3 miles)