Although only about one person in ten with a positive skin test or blood assay ever develops. TB disease, the risk continues throughout the rest of your life. The symptoms of TB are. common to many other illnesses.
Marco Polo-Great Silk Road. For many centuries the Great Silk Road connected a complex network of trade routes from Europe with Asia. It was a way to establish contact with the great civilizations of China, India, the Near East and Europe.
Marco Polo (September 15, 1254 â January 8, 1324) was a Venetian trader and explorer who, with his father Niccolo niccolÃ² and his Uncle, maffeo was one of the First europeans to travel The Silk road To (china then Called) cathay and visit The Great khan of The Mongol, Empire Kublai (khan grandson Of Genghis). khanourney to Cathay and service to the khan. Maffeo and Niccolo NiccolÃ² polo set out on a second journey with the'pope s response To Kublai khan in. 1271 this Time niccolo niccolÃ² took His, son marco along with two friars who did not finish the voyage due. to fear