Q:Harkness Memorial State Park (230 acres) is a Connecticut state park and botanical garden located in Waterford Connecticut on the Long Island Sound. The park comprises a 42-room mansion designed by the New York architectural firm of Lord & Hewlett with a surrounding area containing Italian Oriental and Cutting gardens and greenhouses. 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