![](http://www.alamy.com/thumbs/6/59A47126-3EB6-4CD3-B932-791F6358310F/2JHJ5EK.jpg)
Railed passageway of a greenhouse with a biologist walking through it
Size: 5760px × 3840px
Photo credit: © luis Rojas / Alamy / Afripics
License: Royalty Free
Model Released: No
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