I guess the forums are the easiest way to reach you :P
I stumbled upon this sign upon walking around the area;
Did you quit the game :( or just moved?
Anyway; keep it! It's a nice building (the one on top of the mountain right?), I wouldn't want to destroy it.
If you've unclaimed it already, can you claim it sometime before it might get griefed. You can trust me if you don't want to maintain it anymore.