If your trip to Minihy-Treguier is all booked but your travel itinerary is looking a little empty, we can give you a few hints and tips.Stop by Cathedrale Saint-Tugdual de Treguier. It's one sight you'll find on many visitors' must-do lists. If you still have room on that travel itinerary, Jardin du Kestellic and Maison d'Ernest Renan will keep you entertained as well.