The cliff face that we are about to make will be positioned in a corner. We will therefore be building a box for it.
Consrtuction of the box.
Make balls from newspaper.
Paint box with glue and attach balls.
Paint with glue and cover with tissue paper.
After this has dried glue on the bark pieces.
Dry brush the various greys.
The final product as placed in the layout.
Another rock mound was made to fit on the opposite side of the tracks, and combined they look as follows.
Enjoy and hope you manage, feel free too share your efforts.