The solid walls of Chateau des Ducs have helped it withstand the test of time. Enjoy the architecture of this magnificent building from afar or see if there are any tours.
You'll be spoiled for sightseeing choice when visiting Alencon. Chateau des Ducs is a good place to start here, but there are many other fine attractions to consider. Alencon-en-Arconnay Golf, Musee des Beaux Arts et de la Dentelle, and Jardins de la Mansonière are near the fortified complex and and will cap off your day nicely.