What people who lived inland floated their goods down rivers to port cities?

People who lived inland and floated their goods down rivers to port cities were often farmers, traders, or artisans. They utilized rivers as natural highways for transportation, allowing them to reach larger markets and trade centers. This practice was essential for the exchange of agricultural products, raw materials, and manufactured goods, contributing to economic growth and the development of urban centers along the waterways. Additionally, it facilitated cultural exchange and the spread of ideas between different regions.