The purpose of the foundation is to facilitate the continuing and sustaining support for the restoration, preservation and improvement of the interior and exterior of the building, the collection and the grounds situated in the city of Des Moines, Iowa known as "Terrace Hill" in a nonpartisan and impartial manner and to coordinate with the Terrace Hill commission, the executive and legislative branches of the state of Iowa and others in achieving these purposes and in so doing to assist the state of Iowa and its citizens in preserving and improving this valuable state asset.