Get far away from shopping malls on Black Friday and join the longest continually running hike in the AMC. We’ll explore the natural areas between the Nashua River and the Snake Hills. Exact route determined on the fly. Some bushwhacking possible. Around 7 mi, 5 hours. Bring warm clothes and lunch. Meet in in NW corner of the parking lot behind Nashoba Hospital on Groton Road in Ayer (42.57878N 71.57399W).