The Final, Terrible Voyage of the 'Nautilus'

On May 3, 2008, a sunny Saturday in Copenhagen, a crowd gathered along a dock to watch a 58-foot submarine be lowered into the water. Part art project, part engineering feat, the submarine weighed 40 tons and had been built by volunteers at minimal cost from donated iron and other parts. The onlookers cheered as the submarine floated for the first time.