The movie was talking about a wall and this people in the beginning of the movie was trying so hard to cross this wall. When they did that they found an advanced city with technology.

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    Hi, welcome to SF&F. When did you see this (year)? Where did you see it? What language was it in? How big was the wall? What was it made of? What did it look like?
    – DavidW
    Oct 7 at 3:23
  • With the too few informations, I can only think about Stardust (2007), adapted from the novel by Neil Gaiman.
    – Lyzvaleska
    Oct 7 at 9:34
  • Please take a look at our guide on how to ask a good story ID question and add any other details you remember. In particular, please provide details that indicate this is a work of science fiction or fantasy -- with that you've given us it isn't clear that this falls under those genres.
    – Null
    Oct 7 at 12:03