If your trip to Mercuer is all locked in but your itinerary is a little on the empty side, we can give you a helping hand.Thermes de Vals-Les-Bains is a must-see attraction in this impressive city. Pop in and discover what all the fuss is about.Stop by Chateau d'Aubenas. It's one attraction you'll find on travelers' must-do lists. Dome Benoit Chapel and Eglise Rupestre de Vals are also close by and worth a pit stop.