A green aurora borealis over Denali National Park. Photo by Carl Johnson. Tweeted by the US Department of the Interior, 3/17/17.
Lightning strikes the Seedskadee National Wildlife Refuge. Photo by Tom Koerner, U.S. Fish and Wildlife Service. From the blog of the US Department of the Interior.
A pair of falling stars and the Milky Way over Mount Rainier National Park. Photo by Evan Kokoska. Tweeted by the US Department of the Interior, 2/12/17.
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Sky Light 2 (May 30, 2016)
Sky Light 1 (March 21, 2016)