Estádio Joaquim Américo Guimarães, commonly referred to as Arena da Baixada (Portuguese pronunciation: [aˈɾẽnɐ dɐ bajˈʃadɐ]), is a football stadium in the Água Verde neighborhood of Curitiba, Paraná. Opened in 1999, it is the home stadium of Atlético Paranaense, who also own and operate it.