1384-1184 - Barragem do Alqueva dam, part of the multipurpose water management project on the Rio Guadiana river, hydro-electricity generation electricity power lines, Moura, Portugal, Europe
832-397520 - Dam in the evening light, pastel colourfully illuminated, dam wall of reservoir Edersee, power station Hemfurth, dam Edertal, Edertalsperre, in the back Schloss Waldeck and Hotel Ederseeblick, Edertal, Kassel, Hesse, Germany, Europe
832-397519 - Dam in the evening light, rainbow-coloured colourful illumination, dam wall of Edersee reservoir, Hemfurth power station, Edertal dam, Eder dam, Waldeck Castle and Hotel Ederseeblick in the background, Edertal, Kassel, Hesse, Germany, Europe
832-388792 - Shepherd with a flock of sheep in the heath at the Thuelsfeld dam at sunrise in the fog, pine, tree, district of Cloppenburg, Lower Saxony, Germany, Europe
832-388066 - Dam and water intake towers, dam, Colorado River, Hoover Dam, Hoover Dam, Mike O'Callaghan-Pat Tillman Memorial Bridge, Arizona and Nevada, USA, North America
832-383172 - Pullach hydroelectric power plant power station, Isar and Isarkanal, Pullach in the Isar valley, Grunwald on the left, near Munich, drone image, Upper Bavaria, Bavaria, Germany, Europe
911-10464 - Lake Mead, Nevada, USA. The lake is at a very low level due to the four year long drought, with the boundary of where the water used to reach, clearly visible.
832-138345 - Aerial view, Koepchenwerk pumped-storage plant with reservoirs owned by RWE, a German electric power company, Ruhr river, Ruhrtal valley, Herdecke, Ruhrgebiet area, North Rhine-Westphalia, Germany, Europe
832-127715 - Turbine Hall, powerhouse of the Walchensee Hydroelectric Power Station, hydroelectric power from Lake Walchen to Lake Kochel, Kochel, Upper Bavaria, Bavaria, Germany, Europe
832-127716 - Turbine Hall, powerhouse of the Walchensee Hydroelectric Power Station, hydroelectric power from Lake Walchen to Lake Kochel, Kochel, Upper Bavaria, Bavaria, Germany, Europe
832-87857 - The hydroelectric Norris Dam and Reservoir on the Clinch River, operated by the Tennessee Valley Authority, Norris, Tennessee, USA, America
832-69204 - Aerial view, pumped storage power plant, pumping stations, PSW, reservoir in Roenkhausen, Kreis Olpe county, Sauerland region, North Rhine-Westphalia, Germany, Europe
832-69203 - Aerial view, pumped storage power plant, pumping stations, PSW, reservoir in Roenkhausen, Kreis Olpe county, Sauerland region, North Rhine-Westphalia, Germany, Europe