Incredible. Sailing along the world's current largest iceberg #A23a. 3900km2, up to 400m thick, 40NM long. Carved from the Filchner ice shelf in '86, finally escaped the Weddell sea & now careering north to break up. Defies comprehension at the human scale pic.twitter.com/xYbiLX0hQ6

— Rob Suisted, Pro-Photographer, NZ (@RobSuisted) January 14, 2024