In the 1997 film Titanic, Jack tells Rose that he and his father used to go ice-fishing on Lake Wissota. However, the Titanic sunk in 1912 and the lake was created by a dam in 1917. This information is from http://www.mydailyviral.com/view/giant-mistakes-you-never-noticed-in-major-motion-pictures/?src=3&utm_source=taboola&utm_medium=msn-msn&utm_campaign=324379&utm_key=152.