Marco Polo is the European traveler who is believed to have traveled into china and into Kublai khan's Mongol empire in the 13th century.
Polo was known for the book The Travels of Marco Polo, which describes his voyage to and experiences in Asia. Polo traveled extensively with his family, journeying from Europe to Asia from 1271 to 1295 and remaining in China for 17 of those years.
It was Marco Polo's book of his travels that introduced Europeans to China and Central Asia. Although he was not the first European to travel to China. His travels proved the earth round.