R.M.S BRITANNIC

WE all know britannic old name was gigantic becuse after titanic sank they renamed rms gigantic to BRITANNIC and britannic hull nuber was 433 HMHS Britannic was the third of the White Star Line's Olympic class of vessels. She was the sister ship of RMS Olympic and RMS Titanic, and was intended to enter service as the transatlantic passenger liner, She was shaken by an explosion, caused by an underwater mine, in the Kea Channel off the Greek island of Kea on the morning of 21 November 1916, and sank 55 minutes later, killing 30 people.