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
Lifeboats of the RMS Titanic all her passengers to safety. Both liners sank at a much slower rate, roughly half a day, in contrast to "Titanic", which sank slightly shy of three hours after her collision with the iceberg. While "Titanic"s supply of lifeboats was plainly inadequate, so too was the training that her crew had received in their use. Only one lifeboat drill had been carried out while the ship was docked. It was a cursory effort, consisting of two boats being lowered, each manned by one officer and four men who merely rowed around the dock for a few minutes before returning to