Task: Text Categorization
Input (English): Text:  Cornwall Iron Furnace is a designated National Historic Landmark that is administered by the Pennsylvania Historical and Museum Commission in Cornwall Lebanon County Pennsylvania in the United States. The furnace was a leading Pennsylvania iron producer from 1742 until it was shut down in 1883. The furnaces support buildings and surrounding community have been preserved as a historical site and museum providing a glimpse into Lebanon County's industrial past.
Output (English): 7