If you get yourself a map of the region, many many many many many MANY of the area's locations, (primarily bodies of water and land formations) are named after or by tribes that lived here.
ie:
Kancamagus (the kank), Winnipesauke, Winnisquam, Patuckaway, Massabesic, Wachuset, Massachusetts, Connecticut
(many states names for that matter), Saugus, Swamscot, Nahant & Nahant Bay....etc etc etc