LEONARDTOWN, Md – St. Mary’s County Government’s Museum Division, which oversees Piney Point Lighthouse Museum, St. Clement’s Island Museum, and the Old Jail Museum is pleased to present special events and exhibits during the holiday season at each historic site.Piney Point Lighthouse MuseumHoliday Family Open House (Sunday, December 1, 2024, from 10 a.m. – 5 p.m.): Kick off the…