In the background is the Pyramid of the Magician.
The structure with the columns is a beautifully proportioned temple, I found a map that says it was the Iguana House (Temple of the Iguana). It is between the Pyramid of the Magician and the Governor's Palace.
Itzamn : "Iguana House", principal pre-Columbian Mayan deity. The ruler of heaven, day, and night, he frequently appeared as four gods called Itzamns, who encased the world.