A 60-year-old farmer in China has built his own "Big Black Fish" -- a homemade submarine that can accommodate two people, dive eight metres and stay underwater for 30 minutes at a time. Zhang Shengwu, ...

Deep in landlocked Anhui province, eastern China, a 60-something farmer called Zhang Shengwu has drawn attention by launching himself into the water — and history. Zhang, the inventor of Big Blackfish ...

A 60-year-old farmer in China has built his own "Big Black Fish" -- a homemade submarine that can accommodate two people, dive eight metres and stay underwater for 30 minutes at a time. The Barron's ...

Chinese farmer Zhang Shengwu sits in his homemade submarine in a river in Hanshan county, in China’s eastern Anhui province - Copyright GETTY IMAGES NORTH AMERICA ...