What role did marco polo serve in the mongol empire?

Marco polo was an administrator for 17 years - 2 Marco Polo was probably born in Italy (some sources also claim Croatia) and travelled together with is older brother to th ecourt of Kublai Khan (the mongol emperor at the time). 
There he served for around 16 or 17 years in different administrative roles for him as he proved very useful for Kublai Khan before returning back to Venice.

Towns and small farms are usually for land, lakes, rivers, and seas.they also produce other food, like crops.it's also where animals are, where we get our meat.large plantations normally have forests, where crops are grown for sale. (similar to farms)plantations have larger fields of crops.our wine, sugar canes, and fruits come from plantations.