Highest Concrete Dam

WHO: Grande Dixence WHAT: 285 m (935 ft) WHERE: River Dixence, Switzerland WHEN: 1961
Grande Dixence, on the river Dixence in Switzerland, is the highest concrete dam in the world. It was built between 1953 and 1961 to a height of 285 m (935 ft), with a crest length of 700 m (2,297 ft), using 5,960,000 m³ (7,800,000 yd³, 210,400,000 ft³) of concrete.