How To Get To Stark Montain If You Haven Done It Before?

Go to the survival area and go all the way to the right.Then you will need a pokemon with rock climb. After you past all the climbing and you get to the shore you will need a pokemon with surf. Surf to the place with the house.Don't go in the house. Then swim to the place with grass. Go forward to route 227. Dont' go to the place that leads to the dessert. Use your bike to go over the ramps then go down the ledge but only go down 1. Then go left. Look around until you find the staircase.(There is also a house where a old lady will heal your pokemon)Use your bike to go across the thin bridge.Go through the grass. Go right and go down 2 ledges. Go through the grass and up the stairs.Then go through the grass and down the stairs. Then go down the other stairs and your pretty much their.