Titanic
The tragic 1912 RMS Titanic sinking claimed the lives of around 1,500 people
Kate Winslet joked that Leonardo DiCaprio has probably 'got PTSD' from being asked about the Titanic scene
The Titan Submersible was destroyed due to a 'catastrophic implosion' last year
Experts have been exploring the Titanic wreckage since it sunk to the bottom of the Atlantic Ocean in 1912