Crémieu is a commune in the Isère department in southeastern France. This small medieval village of 3,500 inhabitants hosts a celebration called "Les Médiévales" every year in September, which reconstitutes the lifestyle of the Middle Ages. The seal of the région includes a dolphin. The inhabitants of this village are also called "les dauphinois" from the noun "dauphin" in French. The local dish is "le gratin dauphinois" which is a rich potato gratin.