- ... that the Double-headed serpent (pictured) may have been given to Hernán Cortés when he invaded the Aztecs?
- ... that Xiuhcoatl was a mythological Aztec fire-serpent, viewed as the spirit form of Xiuhtecuhtli, the fire god, and was the lightning-like weapon of the god Huitzilopochtli?
- ... that Q'uq'umatz, one of the Feathered Serpent deities of the K'iche' Maya of Guatemala, was said to carry the sun across the sky in his jaws?