![](http://www.alamy.com/thumbs/6/FC360F5A-E1DA-472F-8932-71D71E0CA286/2GJJMRB.jpg)
A national grid helicopter hovers over a pylon as the crew surveys high voltage power lines over North East Derbyshire.
Size: 4457px × 2974px
Location: Renishaw, Derbyshire
Photo credit: © Neil Hodgson / Alamy / Afripics
License: Royalty Free
Model Released: No
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