Aldenham Reservoir dam, Elstree, Hertfordshire, England, built by French prisoners of the Napoleonic war, 1795
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Photo credit: © Mark Dunn / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: architecture, barrage, barrier, canal, cement, civil, concrete, conservation, control, dam, energy, engineer, engineering, environment, environmental, excavation, flood, forced, hertfordshire, industry, inland, labor, labour, lake, napoleonic, power, prisoner, recreation, reservoir, sailing, supply, uk, venue, water, waterway