What kind of things do you imagine if you think about the future 20, 30 or even 50 years from now?
In the blockbuster hit film Back to the Future, which came out 30 years ago, and its sequels, 2015, is the future - the year Marty Mcfly and Doc Brown zoomed off to visit in their souped up flying car. Indeed the whole premise of the sequel was about all the amazing technology that we would have in the future, today.
So how did the team behind the movies do in their predictions?