Explore hiking trails around Santa Terezinha de Itaipu, Paraná. The best hike near Santa Terezinha de Itaipu is Mirador Garganta Del Diablo via Circuito Garganta del Diablo, a 1.2 mile out and back trail in Parque Nacional Iguazú. Santa Terezinha de Itaipu has population 24262.0.