Rangeland in regions too dry to support a forest, but not dry enough to be a desert. Pampas are the fertile South American lowlands that include the Argentine provinces of Buenos Aires, La Pampa, Santa Fe, Entre Ríos and Córdoba, most of Uruguay, and the State of Rio Grande do Sul, in the southernmost end of Brazil covering more than . These vast plains are only interrupted by the low Ventana and Tandil hills near Bahía Blanca and Tandil (Argentina), with a height of and respectively. The climate is mild, with precipitation of to , more or less evenly distributed through
Argentina–Uruguay football rivalry side of the Río del Plata. The Copa Premier Honor Argentino was held in Buenos Aires (it was played until 1920) while the Copa Premier Honor Uruguayo (1911-1924) was always held in Montevideo. In 1910, the Copa Centenario Revolución de Mayo was played as part of the celebrations for the May Revolution in Argentina. The competition is notable for being the first international tournament of South America where more than two football nations participated. The "Copa Centenario" is also considered a predecessor to Copa América. Teams were Argentina (champion), Uruguay and Chile. Because of having featured three of the subsequent