Xingu River a network of roads and polities each of which covered about 250 square kilometers. Near the source of Xingu River is Culuene River, a 600 km tributary. Xingu River The Xingu River (, , ) is a river in north Brazil. It is a southeast tributary of the Amazon River and one of the largest clearwater rivers in the Amazon basin, accounting for about 5% of its water. The first Indigenous Park in Brazil was created in the river basin by the Brazilian government in the early 1960s. This park marks the first indigenous territory recognized by the Brazilian government
South American U20 Championships in Athletics Medals are awarded for individuals and relay team members for the first three places in each event. Trophies are awarded to teams in each category (male and female) with the highest total number of cumulative points in the entire competition. In addition, a trophy will be given to the country for the overall title. A trophy is also presented to both a male and a female athlete for the most outstanding performance. South American U20 Championships in Athletics The South American Junior Championships in Athletics are the South American championships in the sport of athletics which is open for those