Visit the historic homes and buildings of Havre de Grace, Md., during the town's annual candlelight tour, organized by the Susquehanna Museum at the Lock House. [see Talk of the Bay, page 21] Enjoy the boutique's fresh greens, crafts and fresh baked goods. Boutique Sat. 9 a.m.-5 p.m. and Sun. noon-5 p.m. Tour Sat. 4-8 p.m.