In case you missed it, Titanic is being released in 3D - some 15 years after the original. Matt Stopera, writing for BuzzFeed, lists 33 things you might not know about the film.
Here are some highlights:
4: On the final night of shooting in Nova Scotia, one or more pranksters mixed PCP (angel dust) into the clam chowder served to the cast and crew. 80 people were taken ill, many hospitalized with hallucinations.
7: The cost to construct the ship in 1910-1912 was $7.5 million which was about $120 to $150 million in 1997 dollars. The movie cost $200 million to make.
22: Robert De Niro was offered the role of Captain Smith but turned it down due to a gastrointestinal infection at the time.