Given the question: The Aylesford Stream is a 5.4 kilometre long tributary of the East Stour itself a tributary of the Great Stour in Kent. The stream's source is north of the M20 between Hinxhill and West Brabourne and runs through Willesborough and then between Newtown and South Willesborough to join the East Stour just west of Ashford Designer Outlet.The area along the stream forms part of a Local Nature Reserve the Ashford Green Corridor with pollarded willows adjacent to Bentley Road in Willesborough. 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?
The answer is:
Natural Place