Shackleton artifacts to be donated to U.K. museums The National Heritage Memorial Fund says the sled will be donated to London’s National Maritime Museum, and the flag to Cambridge’s Scott Polar Research Institute. By JAMES BROOKSAssociated Press Share An 11-foot-long wooden sled used on Anglo-Irish explorer Ernest Shackleton’s British Antarctic expedition is displayed on a table at Prince Philip Maritime Collections Centre in London. James Brooks/Associated Press LONDON — A sled and flag used in one of explorer Ernest Shackleton’s famed expeditions to the South Pole have been bought by a British government-funded body to keep the treasured artifacts in the U.K.