View up at the transmission towers and lines of the Boulder hydroelectric power dam, later renamed the Hoover Dam, Colorado, 1941. (Photo by Ansel Adams/Archive Photos/Getty Images) 再生可能エネルギー 1940-1949 垂直方向 'Boulder Dam Power Units, 1941'
The Catholic cemetery in Storrington, West Sussex, with a windmill in the background, circa 1910. (Photo by Seymour Lincoln/Hulton Archive/Getty Images) 静けさ 草 1910-1919 Catholic Cemetery In Storrington