Irma Ortega Perez Terrestrial Formation, 2002 Indiana Limestone Location: Governor’s Place Spanish artist Irma Ortega Perez completed her 16,800 pound stone, “Terrestrial Formation” as a part of 2002’s Kettering Rocks! stone sculpture symposium. Perez has spent years developing a series of formations on the growth and development of urban centers and urban infastructure systems, particularly in...