The Sun Stone (or The Calendar Stone) (Aztec)

^{The Sun Stone (or The Calendar Stone), Aztec, reign of Moctezuma II (1502–20), discovered in 1790 at the southeastern edge of the Plaza Mayor (Zocalo) in Mexico City, stone (unfinished), 358 cm diameter x 98 cm depth (Museo Nacional de Antropología)}

Dr. Lauren Kilroy-Ewbank and Dr. Beth Harris, “The Sun Stone (or The Calendar Stone) (Aztec),” in Smarthistory, August 9, 2015,  https://smarthistory.org/the-sun-stone-the-calendar-stone-aztec/