Wilder, Cherry. "Kaleidoscope"
Divergence: 1520 CE
What if: The Aztecs were not conquered.
Published: In Omni, July 1983; The Best Science Fiction of the Year #13 (ed. Terry Carr), Baen 1984 (067155901X); The Sixth Omni Book of Science Fiction (ed. Ellen Datlow), Zebra 1989 (0821726064); and Dealers in Light and Darkness, Edgewood 1995 (0962906646).