Geography of South America world by drainage area—the Amazon River and the more southerly Paraná River. The other major river of this central lowland is the Orinoco River, which has a natural channel linking it with the Amazon. Most of this central lowland is sparsely populated because the soils are heavily leached, but in the south is the very fertile pampas of Argentina—one of the world's major food-producing regions where wheat and beef cattle are pre-eminent. The natural vegetation of the northern lowlands are either savanna in the northern "llanos" and southern "campos", or tropical rainforest throughout most of the Amazon basin. Efforts to
Argentina–Uruguay football rivalry four founding members of CONMEBOL, the Copa Centenario Revolución de Mayo was sometimes called "the first Copa América". However, CONMEBOL recognizes the 1916 South American Championship as the first edition of the competition. With CONMEBOL established as the sport governing body in South America, the confederation organised its first competition in 1916, the first edition of the "Campeonato Sudamericano de Fútbol" (South-American Football Championship), now known as the "Copa América". It was held in Argentina to commemorate the centenary of the Declaration of Independence. The first Copa América match between Argentina and Uruguay was played at Racing Club on 17