Pick one category for the following text. The options are - company, educational institution, artist, athlete, office holder, mean of transportation, building, natural place, village, animal, plant, album, film or written work. Chateau de Sigy - The Chateau de Sigy is a modernised castle in the commune of Sigy in the Seine-et-Marne departement of France.The castle dates originally from the 14th century though much altered in the 15th 17th and 18th centuries. Of note are the walls and roofs of the castle and its outbuildings including two towers the gardens surrounded by moats and two bridges across the moats. Inside the central staircase with wooden balusters is beneath a dome.
A:
Building