Q:The Orange Mill Historic District is the only one in the Town of Newburgh in Orange County New York. It encompasses the 42 acres (17 ha) of county-run Algonquin Park and many of the surrounding lands. Given a list of categories: company, educational institution, artist, athlete, office holder, mean of transportation, building, natural place, village, animal, plant, album, film or written work, what category does the paragraph belong to?
A:
Building