Aire at Challans, Loire Atlantic
Address, long/lat: 22-24 Boulevard Viaud Grand Marais 85300 Challans. 46.850764, -1.874466. Google maps link.
What we liked: recreation field adjoining allowing you to get out of the van and run around, campervan services, convenient for onward travel from the road at night
What we didn’t like: basically just a car park, a little noise