Research boat with drilling equipment on Dutch waterway with historic windmill and lily pads visible in background
Schlüsselwörter
research,
boat,
dutch,
windmill,
environmental,
survey,
drilling,
equipment,
waterway,
lily,
pad,
historic,
heritage,
holland,
science,
field,
work,
water,
sampling,
investigation,
geology,
sediment,
analysis,
traditional,
landscape,
rural,
canal,
aquatic,
vegetation,
professional,
scientific,
study,
datum,
collection
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