Bombs over Vegas

In the '50's the U.S. Government detonated atomic bombs in the Nevada desert on a regular basis. Most of the people in this area still won't drink the water:

For more than a decade, mushroom clouds often rose toward the sky. Winds routinely carried radioactive fallout to communities in Utah, Nevada, and northern Arizona. Meanwhile, news media dutifully conveyed U.S. Atomic Energy Commission announcements to downwind residents: "There is no danger."

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