Seventeen-year-old Marco Polo, a merchant of the Venetian republic in the 13th century, leaves his home in Venice for the distant and little-known land of Yuan. He travels with his father Nicolo and his uncle Matteo. Their task is to carry sacred oil from the Tomb of Christ, along with a letter from the Pope, all the way to Kublai. This 1979 adventure series runs 43 episodes and follows the family on their long road to Asia.