His boat,the Endurance, became trapped and later crushed by ice.
VOA: special.2010.02.24
Ice Cream sundaes were invented when it became illegal to sell ice-cream sodas on a Sunday in the American town of Evanston during the late 19th century.
Sometimes overshadowed by his contemporary Robert Scott, Shackleton demonstrated remarkable leadership skills in managing to save his whole team after they became trapped in Antarctic ice during a failed expedition.