Electric powerhouse of Glen Canyon Dam, Arizona, USA
Glen Canyon Dam, Arizona, USA
Parker Dam and Colorado River, USA
Hoover Dam
Mike O'Callaghan-Pat Tillman Memorial Bridge
Kinzua Dam, Warren, Pennsylvania, USA
Hoover dam
Hoover Dam, USA
Intake towers for the Hoover Dam, Lake Mead, USA
Water intake tower for Hoover Dam in Lake Mead, USA
Overflow spillway on the Arizona side of Hoover Dam, USA
Hydroelectric dam
Norris dam and reservoir
Glen Canyon Dam and Glen Canyon Bridge, Arizona, USA
Hoover dam, USA
五十里ダム
Water Dam vector image
新潟県 鹿瀬ダム
Water intake towers for Hoover Dam in Lake Mead, USA
Hydroelectric power station
Aswan High Dam, Egypt
Construction of Eda dam, Cameroon
天ケ瀬ダムの概要
塩川ダム
ダム
Lake Nasser, Egypt
奈川渡ダムと安曇発電所
宮城県 鳴子ダムのすだれ放流
三保ダム
利根川の治水と首都圏への利水を司る薗原ダム
Watermill
Delivery Tunnel North Lesotho Highlands Water Project
黒部ダム
マイクロ水力発電 日高港新エネルギーパーク EEパーク
Canada Geese and Hydroelectric Power
品木ダム湖
玉川ダム 秋田県
白萩発電所
昔の水力発電装置
Armstrong's hydro-electric machine
Steam electricity.
Hydroelectric power station, Scotland
Rundle hydro power plant, Canada
Seneca Pumped Storage Reservoir, aerial photograph
開成町あじさい公園発電所
仙巌園 島津家水天渕発電所記念碑
紅葉の黒部峡谷の黒薙温泉
Teddy bear sitting on seaside dike
城山湖
Energy symbol drawn in sand on beach
Artificial lake, South America
Rebuilding a weir
The Lawers hydro dam, UK
United States,Nevada,Las Vegas,Hoover Dam
Germany, Bavaria, Isar river, Zulling, hydro plant, aerial view
Germany, Bavaria, Landshut, Isar river, hydro plant Uppenborn, aerial view
井川ダム全景
Service tunnel
Archimedes screw hydropower at Radyr Weir, Wales
水力発電イメージ
琵琶湖疎水
Germany, Hesse, Wiesbaden, cable railway, water-powered funicular railway
Hydroelectric power turbine
Hydroelectric dam in the Kariba Gorge
ダムの放水
四万川ダム
井川線の車窓から見る長島ダム
相模ダムから望む相模発電所と相模川
Page Arizona Glen Canyon Dam on Colorado River scenic with rocks and clouds for tourists West USA from above
Theodore Roosevelt Dam at Theodore Roosevelt Lake, AZ
黒部ダムの放水
水と稲妻
Gas masks in hydro power station
風力発電風車
Artwork next to reservoir, Iceland
メガソーラー
Powerline towers in front of the face of the Hoover Dam, USA
Hydroelectric pipeline
Lord William Armstrong, British engineer
Westinghouse two-phase generator, 1890s