When you live in the Hudson, Marlborough, Northborough area, you have access to some of the most diverse terrain in Massachusetts. At Hudson Pack Adventures, we have spent years scouting these routes to find the perfect balance of physical challenge and mental engagement for our canine friends. Here is our professional "insider" look at the trails we use for our dog and puppy adventures, along with a general overview of the best trails in Hudson, Marlborough, and Northborough