A photo of contrails above Washington DC, in the clear morning air of January 3rd, 2013. You can see a new vapor trail being formed by a jet in the lower left quadrant, while in the upper left corner a bird tries to horn in on the action (click on photo for enlargement). This view is toward the East North East.
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Tags: bird, blue sky, condensation trail, contrail, contrails, jet, vapor trail, Washington DC