<p>The Milky Way lights up the sky around 3 a.m. July 18 over Lake McDonald in Glacier National Park.</p>
July 23, 2013
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July 23, 2013 4:19 p.m.
<p>The Milky Way lights up the sky around 3 a.m. July 18 over Lake McDonald in Glacier National Park.</p>
July 23, 2013