Forthcoming Open Museum courses at the National Maritime Museum include: “The War at sea, 1914-18”, Tuesdays from January 30 to March 19, and “Shipwrecks: image and reality”, Wednesdays from January 31 to March 20, cost Pounds 30 or Pounds 6 per session. Also on offer are Saturday courses for Pounds 25 on “Life for the seaman, 1930-1960”, February 17, “To the ends of the earth: polar exploration”, March 2, and “London’s maritime architecture”, March 30. Details: Suzanne Testa, National Maritime Museum, Greenwich, London SE10 9NF, tel: 0181 312 6747.