Liverpool, UK. 1st February, 2016. Vivid coloured rare nacreous clouds have been sighted in Liverpool, UK on the evening of February 1, 2016. They are clouds in the winter polar stratosphere at altitudes of 15,000–25,000 meters and are seen just after sunset. Credit: Christopher Middleton/Alamy Live News

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Size: 6000px × 4000px
Photo credit: © Christopher Middleton / Alamy / Afripics
License: Licensed
Model Released: No