Small tear in Cellaphane see pic. The "Lost Fleet of Columbus" DVD on the National Geographic Channel from 2010 explores the historical significance and mystery surrounding Christopher Columbus's lost ships. This educational documentary delves into the science, technology, and world history/culture aspects of Columbus's voyages, offering viewers a fascinating insight into the challenges and triumphs of the explorer's expeditions. The DVD format allows for a convenient viewing experience of this captivating documentary.