Home to pretty treasures, Canchy is France's best kept secret. The nearest major city to Canchy is Rennes. Attractions in Rennes include Parc Du Thabor, Parlement De Bretagne, Centre Historique De Rennes. Also, to reach Canchy, you'll have to take a flight to Rennes; so its not really a detour. And even if it is, the city is worth paying at least a quick visit. Tour packages of Canchy are of 1 to 2 days duration.
Yes,it is that simple really! Enjoy your trip! Keep travelling!