Stairs and part of a digestion tower of sewage treatment plant with illumination and night blue sky.

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Size: 5548px × 3698px
Location: Düren, Germany
Photo credit: © IndustryAndTravel / Alamy / Afripics
License: Royalty Free
Model Released: No

Keywords: blue, color, colorful, digester, digestion, energy, environment, futuristic, germany, horizontal, illuminated, industrial, industry, night, pipe, plant, pollution, power, red, sewage, silver, sky, stair, technology, tower, water