How can a visitor know what is original and what has been restored in modern times? Mexican archaeologists who restored the Moon Pyramid stairway used light grey stones for the areas where they found in-situ remains in contrast to darker stones where the originals had been dislodged. The small stones inserted into the mortar always indicate a modern intervention.
If you climb it, please use the chain balustrade on the right.
Written by Richard A. Diehl
