Castillonès. An other 13th century bastide, also equipped with a racecourse.
We are still in Lot-et-Garonne but we are getting closer to the Dordogne...
https://www.guide-du-lot-et-garonne.com/fr/tourisme/decouvrir/sites-touristiques/villes-villages-et-bastides/castillonnes-217/castillonnes-1130.html

Difficulty ***