 On August 14, 1946, a U.S. Air Force patrol plane flying north of Point Barrow spotted an ice island, dubbed T-1, which was .It was estimated to be from thick, with sides that rose from above the sea surface - much larger than the Ayles Ice Island.Over the following three years, it travelled around along the Beaufort Eddy, a slow-moving ocean current that flows eastward across the North Pole, then back west along the coast.