A path through the woods(s)

You are walking along a small, well worn path through the woods. Tall elm trees surround you on either side, almost completely blocking your view to the east and west, but you think you catch a glimpse of the Anduin River through the trees. A large structure seems to have almost completely collapsed before you. It looks as if you will have to turn back.
A foul brown haze covers everything.
The only obvious exit is south.
An old dog stands here barking