Where did The Road to Oz characters, sky princess Polychrome and Dorothy Gale meet?
Polychrome (Oz): Polychrome is a cloud fairy and the youngest daughter of the Rainbow, thus she is a "sky princess". The Road to Oz: The Road to Oz: In Which Is Related How Dorothy Gale of Kansas, The Shaggy Man, Button Bright, and Polychrome the Rainbow's Daughter Met on an Enchanted Road and Followed it All the Way to the Marvelous Land of Oz.
on an Enchanted Road