This morning I came, I saw, and I was conquered, as everyone would be who sees for the first time this great feat of mankind... Ten years ago the place where we gathered was an unpeopled, forbidding desert. In the bottom of the gloomy canyon whose precipitous walls rose to height of more than a thousand feet, flowed a turbulent, dangerous river... The site of Boulder City was a cactus-covered waste. And the transformation wrought here in these years is a twentieth century marvel.