The purpose is to allow Olympians to perform beyond the normal limits of human design.
If foliage by human design is not your thing, the city also has several near-primary forests.
It was all the same challenge of imposing human design on extremely complex systems.
This includes human design into the meaning of machine.
Why should a mechanical worker be built within the limitations of the human design?
In the center of the room stood a golden armchair of human design.
However, this state of affairs does not occur by human design.
Thrown together and powered without the intervention of human design.
Worlds in space need not be products of direct human design.
There was a place for toilet facilities, not quite of human design.