With Tlaloc as witness and protector, Ponzanelli prefaces an allegory to the multiform metaphor made element, with a piece of art that manages to capture the same hydric power, that the progress of man and the gentleness of creation. Fertile strokes bathe with parsimony the canvas in which the muralist entrusts the future to the hands, his usual accomplices, and the ageless portrait of his little son Alexander, in charge both, to awaken conscience and respect to safeguard one of the most valuable gifts of nature: water.