‘Lowell Walks” photo exhibit going up today at Patrick Mogan Cultural Center (National Park Service) at 40 French Street. Official opening of the show on Saturday at 11.30, synching up with the first Walk of the season (Preservation Success Stories) that will conclude at the Mogan Center. Images include the 2015 Walks inaugural season and historic items about walking in the city. All welcome. Come on down. Librarian and archivist Tony Sampas of UMass Lowell installed the exhibit panels today.