Wreck of the RMS Titanic research. The stern section, which had previously received relatively little attention from explorers, was specifically targeted for analysis. The microbial colonies aboard "Titanic" were also a key focus of investigation. The second expedition, from 27 May – 12 June 2004, saw the return of Robert Ballard to "Titanic" nearly 20 years after he discovered it. The expedition spent 11 days on the wreck, carrying out high-resolution mapping using video and stereoscopic still images. 2005 saw two expeditions to the "Titanic". James Cameron returned for the third and last time to film "Last Mysteries of the Titanic". Another expedition searched for
Frozen in Time: The Fate of the Franklin Expedition in search of the Northwest Passage. The Northwest Passage is a shipping route through the Arctic archipelago to the Pacific Ocean and was very sought after by the Admiralty and many sailors, due to its economic value as it was a short route connecting the Atlantic ocean and the Pacific ocean. In an effort to traverse the passage, the two ships became icebound on the coast of King William Island in the Canadian Arctic and the entire expedition was lost with only fragmentary evidence that gave clues to the fate of Franklin and his men. In 1981, Owen Beattie, an