On this day in 1945, the American B-29 bomber, known as the Enola
Gay,(above) dropped the first atomic bomb on an inhabited area. The bomb named "Little Boy" was dropped over the center of Hiroshima,
Japan. An estimated 140,000 people were killed that morning.
![The so-called A-Bomb Dome was preserved as a reminder of the devastation the bomb caused [GALLO/GETTY]](https://i0.wp.com/www.aljazeera.com/mritems/imagecache/mbdxxlarge/mritems/Images/2011/8/5/201185164041984734_20.jpg?resize=530%2C298&ssl=1)


