A Luminous Glow of the Upper Atmosphere

Astounding, breathtaking photos of aurora borealis by Thomas Kast:

Thomas Kast Aurora Borealis

Thomas Kast / Salamapaja.

Thomas Kast / Salamapaja blog; more on his Flickr and web site. Most of Mr. Kast’s nature photography is taken in Finland, where he now lives.

Because nature is awesome!

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