Campos de Cima da Serra, also known as Campos de Vacaria, is a Brazilian physiographic region in the Rio Grande do Sul, located in the far northeast of the state, bordering Santa Catarina. It comprises the main municipalities of Bom Jesus, Cambará do Sul, Campestre da Serra, Capão Bonito do Sul, Esmeralda, Ipê, Jaquirana, Lagoa Vermelha, Monte Alegre dos Campos, Muitos Capões, Pinhal da Serra, São Francisco de Paula, São José dos Ausentes, and Vacaria. Its total area is 21,033 square kilometers. It is located at altitudes ranging from 900 meters in the west to 1,200 meters in the Aparados da Serra. The region is characterized by gently rolling terrain deeply cut by several rivers and consists of an elevated plain with basaltic soil that slopes to the west. The predominant vegetation is grasslands with occasional stands of Araucaria trees.