In 2008, for the first many miles inside the park the road was wonderfully re-surfaced and all the retaining walls were newly re-built. You can see here how the walls are made of the same materials as the mountains.
In 2008, for the…

In 2008, for the first many miles inside the park the road was wonderfully re-surfaced and all the retaining walls were newly re-built. You can see here how the walls are made of the same materials as the mountains.