Memorial cruise sets sail for site where Titanic sank
9 April 2012 Last updated at 00:49 BST
A cruise retracing the route of the Titanic has set sail from Southampton, almost a century to the day since the liner left the same port on its ill-fated maiden voyage.
The MS Balmoral will stop at the exact spot where Titanic sank for a special memorial.
The BBC's Jon Kay is on board.