James Cameron's "Titanic" premiered in 1997 and became highly successful.

IMAGES FROM IMDB

The film had a budget of around $200 million and featured historically accurate decor.

Cameron spent more time exploring the shipwreck than Titanic passengers spent on board.

Kate Winslet was 19 when cast as the lead role of Rose DeWitt Bukater.

Cameron received a rose and note from Winslet, signaling her readiness for the role.

A scene was reshot to accurately depict the sky on the night of the Titanic sinking.

The 2012 3D version of the film included a reshoot of the scene to address the issue.

IMAGES FROM iMDB

The elderly couple lying in bed as the ship sinks was based on real passengers, Isidor and Ida Straus.