歐美劇21世紀(jì)海上絲綢之路在線觀看完整版-21世紀(jì)海上絲綢之路劇情　　Centuries before the world's oceans became a global trade highway, Chinese seafarers set sail to faraway lands to exchange commodities. Now, Historian Sam Willis retraces the golden era of maritime trade to uncover a legacy that culminated in one of the greatest armadas of all time, and discover parallels between the world then and now.