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, (born c. 1254, Venice [Italy]âdied January 8, 1324, Venice), Venetian merchant and adventurer, who traveled from Europe to Asia in 1271â95, remaining in China for 17 of those years, and whose Il milione (âThe Millionâ), known in English as the Travels of Marco Polo, is a classic of travel literature. Travels of the Polo family