Wreck of the RMS Titanic the debris field was surveyed in Robert Ballard's 1986 expedition, pairs of shoes were observed lying next to each other on the sea bed. The flesh, bones, and clothes had long since been consumed but the tannin in the shoes' leather had apparently resisted the bacteria, leaving the shoes as the only markers of where a body had once lain. Ballard has suggested that skeletons may remain deep within "Titanic"s hull, such as in the engine rooms or third-class cabins. This has been disputed by scientists, who have estimated that the bodies would have completely disappeared by the early 1940s
Lifeboats of the RMS Titanic factors contributed to the lifeboats departing with only half capacity. 1,503 people did not make it on to a lifeboat and were aboard "Titanic" when she sank to the bottom of the North Atlantic Ocean at 2:20 a.m. on 15 April 1912. 705 people, mostly women and children, remained in the lifeboats until later that morning when they were rescued by RMS "Carpathia". Those aboard the lifeboats were picked up by "Carpathia" over the course of 4 hours and 30 minutes, from about 4 a.m. to 8:30 a.m., and 13 of the lifeboats were also taken aboard. The lifeboats were