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.
Thursday, September 18, 2014 3 comments. The worldâs longest pedestrian suspension bridge opened this summer in Sochi National Park, Russia. Located on the extreme corner of the National Park, the 1,800-foot-long bridge was built over a picturesque 650 foot gorge, and offers visitors a breathtaking view of the mountains and the river below. Another attraction is bungee jumping.