Old Mission State Park

Coeur d'Alene's Old Mission State Park is heritage-oriented in the western United States in northern Idaho, preserving the Mission of the Sacred Heart, or Cataldo Mission, a national historic landmark. The park contains the church itself, the parish house, and the surrounding property. Built in 1850–1853, Mission of the Sacred Heart is the oldest standing building in Idaho. It was designated a National Historic Landmark in 1961, and put on the National Register of Historic Places in 1966.