wire lines are seen.
three black wires in the air
a cloudy gray sky
Exterior shot, daytime, seasonality indistinguishable. 
Outdoor shot of sky, taken from below. 
Overcast day creating backdrop for man-made items, still, and in motion. 
Electric wires stretching across sky. 
day time picture.
sky is cloudy.
several jets flying in formation behind wires that have trails of smoke against a cloudy sky