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    16 Things You Probably Didn't Know About "Lost"

    It's been nearly 10 years since we first got sucked into Lost faster than Gary Troup in the turbine. Here are some little-known facts that may surprise you years later.

    1. Yep, that guy who got sucked into the plane engine in the first episode has a name.

    2. He also "wrote" a book.

    3. Michael Keaton was originally cast to play Jack...

    4. ...who was also supposed to die in the first episode.

    5. It was the most expensive TV pilot at the time it premiered.

    6. The actress who played Benjamin Linus' mother is married to Michael Emerson (Ben) in real life.

    7. You can actually take a class on Lost.

    8. The writers used code names to refer to big reveals in each season finale.

    9. Parts of the plane wreckage were turned into instruments that can be heard in the soundtrack.

    10. DHARMA stands for Department of Heuristics And Research on Material Applications.

    11. In the same ARG, the numbers were revealed to be part of something called the Valenzetti Equation.

    12. 13 webisodes and an epilogue were also produced during the show's run.

    13. Several anagrams were used in the show that would have spoiled huge moments.

    14. The Lost: Via Domus video game reveals the Incident Room in the Swan station.

    15. Almost every scene was shot on location in Oahu.

    16. And they weren't dead the whole time.