Cs Help pls! +rep =)

[xoxmikaxox]

I need help finding this place, this is what it says:
''The dead red dragon looks down on this chest. He must really dig the view''

Any help pls ?
+rep for help

[Hoax]

Its in digsite building east of varrock.

[xoxmikaxox]

Thanks, I found the building, but cant find the dragon's head =/
+rep for help

[Hoax]

There's a door on that leads into another room. It's in there.

[Legend-Killa]

I think you'llk have to kill a barbarian and get the key