Historic Sites

This hosted feature layer has been published in RI State Plane Feet NAD 83 Historic site point building property or monument listed on the National Register of Historic Places by the RI Historic Preservation & Heritage Commission.本托管要素图层（hosted feature layer）基于罗德岛州平面英尺坐标系（北美1983大地基准面，NAD 83）发布，其收录的要素均为罗德岛州历史保护与遗产委员会（RI Historic Preservation & Heritage Commission）纳入国家史迹名录（National Register of Historic Places）的历史遗址、点位、建筑资产及纪念物。