Where to camp in South Wales

CheeseEatingSurrenderMonk
edited June 2011 in Routes
Hello guys, I'm going to be going away in September with the me b***h to South Wales. The plan is to stay for a week in Tenby, Pembroksire and then another week in the Brecon Beacons for biking. Anyone been to any campsites located at the latter that are well situated for bikers?

Cheers :)