The road now follows above the gully carved by MacDonalds Glen Brook, seen here.
This is another view of MacDonalds Glen Brook, taken on a different day and a somewhat later hour.
This is another view of MacDonalds Glen Brook from the road above.
As one progresses uphill, the gully gets deeper and the road higher above it, making it quite hard to see into the gully, as much of the light is blocked by the canopy above, since the sides of the highlands are close to the road on both sides now.
This is still another view of MacDonalds Glen Brook from the road above.