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    Dark Sky Locations
    Bortle 2

    Glacier National Park International Dark Sky Park

    Montana, United States48.7000°, -113.7200°Peak altitude 12°11.8h peak darknessBest: May, Apr, Jul, Aug, Mar, Sep

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    Nightly visibility ratings for Glacier National Park International Dark Sky Park

    Recognition

    Year designated

    2017

    Recognized by

    DarkSky International

    DSAG class

    2a

    Area

    410,100 ha

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