Do you have email addresses for visitors that have been to the site? Have you been following organisations associated with caravan and camping? You have to get busy to get the traffic. TWITTER like mad e.g. Open for caravans and camping www.laugarnecaravans.ning.com or your website address.
Special offers, free pitch for children's tents form June, etc
Laugharne weekedn special deals web addres, etc
You have to do this daily to get up the rankings. If you follow the orgs, they will follow you back.