What is the movement and integration of goods and people among different countries? Globalization. What are overland trade routes along which silk and other Chinese goods passed to Mesopotamia and Europe? Silk Roads. What is the spread of cultural practices and customs to other areas of the world? Cultural Diffusion. What is a group of merchants, pilgrims, or travelers journeying together, usually for mutual protection in deserts or other hostile regions? Caravan. What means to involve the continents of Europe and Asia? . Was the Silk Road one road or multiple roads? multiple roads and trade routes. What people were originally the only ones to know the secret to making silk? Chinese. What did the Chinese primarily trade for silk? Gold and Silver. Approximately how many miles of territory did the Silk Road cover? 5,000 miles. What product was important in opening trade routes to the west? Silk