Twitter RT @helios972: Polar Sunbow over Mount Erebus – Antarctica #photo by Trey Ratcliff http://t.co/BqvU2A1ZVq RT @loretobgude

RT @helios972: Polar Sunbow over Mount Erebus – Antarctica
#photo by Trey Ratcliff http://t.co/BqvU2A1ZVq RT @loretobgude

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