Porto Nacional is a city located in the state of Tocantins, Brazil. It is situated on the banks of the Tocantins River and has a population of approximately 54,000 people. Porto Nacional is known for its rich history, as it was one of the first settlements in the region during the Portuguese colonization. Today, it is a major economic center in Tocantins, with a significant agricultural and industrial sector. The city also offers various cultural attractions, such as museums, churches, and traditional festivals, making it a popular destination for tourists.