If you’re up for a little more adventure, keep on driving to Avignon, 45 miles from Puy-Saint-Martin. There are plenty more fabulous things to see and do here, including Palais des Papes and Place de l’Horloge. Grenoble is another road-trip destination to keep a lookout for. It’s situated just 55 miles away. If you venture out this way, Museum of Grenoble and Fort de la Bastille should be on your to-do list.