For Echo Valley Before boys drive dips down into Kalk Bay there is a steep flight of stairs. Walk up and right. Follow the winding stairs until Weary Willy river. Go strait, not over the river(Halfway house) and continue until the In the valley. The first boulders are the graffiti boulders up left on the hill is bonnydoon, further is Mintberry crunch boulder and pacman roof. At the top of the valley is the Amphitheatre boulders.