Ten tonnes of WWII bombs destroyed in C China(1/5)

The photo taken on December 8, 2014 shows a mushroom cloud produced when bombs weighing almost ten tonnes, that were left from the WWII era, were set off in a controlled detonation in Hengyang city in central China's Hunan province. More than 1,000 bombs, including 22 air-bombs, were abandoned in Hengyang by the Japanese army during the Second World War. [Photo/ Cao Zhengping]