Combining historical documents and local findings with sophisticated and historically valuable photos, this book comprehensively introduces the origin of overland Silk Road and marine Silk Road, detailed routes, ethnicities, culture, and famous towns along the Silk Road, and important historical figures and events. It highlights and analyzes the significant historical functions of the Silk Road which promoted the communication between China and overseas and profoundly illustrates how today's Silk Road can be re-launched and rejuvenate its glory.