Photo Credit: Calvert Marine Museum via FacebookSOLOMONS, Md. — The Calvert Marine Museum is celebrating the 50th anniversary of the Drum Point Lighthouse’s relocation to its current home. Originally built in 1883 at the mouth of the Patuxent River, the screwpile lighthouse guided mariners for nearly 80 years until its decommissioning in 1962.Following its decommissioning,…