The Calvert Marine Museum is a maritime museum located in Solomons, Maryland. The museum has three main themes: regional paleontology, estuarine life of the Patuxent River and Chesapeake Bay, maritime history. Among its exhibits are the Drum Point Light, the bugeye Wm. B. Tennison, and the J. C. Lore Oyster House; the latter two are National Historic Landmarks. It also houses artifacts from the old Cedar Point Light, and maintains the Drum Point Light and grounds.