Most cases of black stools are from eating black foods or iron supplements. The most common condition causing black stools is a bleeding ulcer. Black stools caused by blood indicate a problem in the upper digestive tract. Blood in the stool can be detected through a stool test.
Akashi-Kaikyo Bridge, Japan. The Akashi-Kaikyo Bridge, spanning the Akashi Strait, connects the city of Kobe and Awaji Island in Hyogo Prefecture. It is the world's longest suspension bridge, with its central span measuring 1,991m. Its made up of six lanes with a combined length of 3,911m.
World's Longest Suspension Bridge Opens in Japan. On April 5, 1998, 10 years after construction began, the ribbon was cut to open the world's longest suspension bridge, the Akashi Kaikyo Bridge in Japan. Following a parade of the 1,500 invited guests (including this author) across the bridge, the Crown Prince and Princess of Japan officiated the formal ceremony.