In this case, you work with the plan as a necessary tool, with it you modify your spaces, containing your works in them and appropriating the space of the town through the transformations themselves.

The horizontal plane is worked, experimented, and played with. We believe that soil is a key element in our cities. It is not the same to live on asphalt as on grass, so we can analyze the experience lived in the Main Square in Madrid, which on the fourth centenary of its creation, SPY covers the center of the square with a seventy-feet circle of artificial turf. During the two days of the intervention, people rediscovered new uses for the centenary square, the space changes and so do the uses: they sit, lie down, play or take off their shoes…