News Cathedral of the Holy Cross Opens Its Doors by The Boston Sun Staff • April 22, 2019 • 0 Comments Laura Manda (center), a Boston Marathon runner from New Jersey, as the congregation is about to sing during Palm Sunday Mass at the newly-renovated Cathedral of the Holy Cross. The Cathedral opened for services on April 13 after two years of renovations, celebrating Palm Sunday and the Blessing of the Runners at the same time. It was a busy Sunday for the new gem of the South End.