Saturday, May 9th and Saturday, October 10th from 1:00 p.m. - 4:00 p.m. (Drop in!) Experience history by doing! Lowell National Historical Park and the Tsongas Industrial History Center are excited to welcome you for “Hands-On History” — part of the City of Lowell’s Bicentennial celebrations, Doors Open Lowell and the Tsongas Industrial History Center’s […]