Kaese Mill is a historic grist mill located at Accident Garrett County Maryland United States. It was constructed about 1868 and is a 2 12-story frame water-powered grist mill. It is the only fully operational water-powered grist mill in Maryland. It was built by Henry August Kaese Sr. an immigrant miller from Germany who settled in Garrett County shortly after the American Civil War.Kaese Mill was listed on the National Register of Historic Places in 1984. 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