Wadders thinks it’s his Vellake corner (Meldon Mayhem series) cache and the description certainly fits the photo.
I will try to find out what he wants you to do with it. In the meantime, having found it, you can certainly log it as your first find! 🙂
[caption id="attachment_1759" align="alignnone" width="432"] Vellake Corner (Meldon Mayhem Series) Cache[/caption]