11 h, sep 30, 1935 y - The Hoover Dam
Description:
The Hoover Dam is dedicated by President Franklin D. Roosevelt. 112 people died during the construction of the dam. The Dam generates, on average, 4 billion kWh of hydroelectric power each year. This is enough for 1.3 million people.Added to timeline:
Date:
11 h, sep 30, 1935 y
Now
~ 90 years ago