I did the one at Coniston years ago when my dad bought a new 2009 Freelander and they threw the experience in as a sweetener.
We did the bit next to the A65 – but that is a tiny fraction of the course, most of it it behind the hotel. No way your Clio would get around that!
TBH I wouldn’t pay money for that, it was more setup to show off what the vehicle was capable of, it was a sales pitch really, although an interesting couple of hours. If you show enough interest at a dealer you might score it for free.
Kankuu are not particularly well thought of by local residents. This didn’t help http://forums.lr4x4.com/topic/96469-storm-desmond-profiteering/
I heard they don’t contribute to the upkeep of the green lanes on which they profit, unlike hobbyist clubs.