As we near the end of another decade, it’s time to look back on one of the most undeniably important parts of a movie: The soundtrack. A killer soundtrack can elevate a film to new heights, and leave an impression that lasts long after you leave the theater. An artfully curated compilation of songs can make a summer blockbuster an instant classic, or give a low-budget film a ton of indie cred.

If crafted successfully, many movie soundtracks take on a life of their own. Some are released on vinyl, while Guardians of the Galaxy’s "Awesome Mix Vol. 1" was even released on cassette. Here are 15 of the best movie soundtracks from the past 20 years that are worth another listen.

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