Works at Amsterdam Syphon near Zeeburg to discharge urban water from Amsterdam. Completed syphon. View of the inner syphon head, taken from the outer head Date: undated Location: Amsterdam, Amsterdam, Noord-Holland Keywords: inner syphons, syphons, water balance

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Size: 3094px × 2262px
Photo credit: © BNA Photographic / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: