The beautiful Fairy Castle of Princess Callia, favored daughter of deranged Emperor Sentatian.
It is a box of fairly standard children’s toys. There are dolls, blocks, carved knights and animals. Everyone will think, “Oh I had one of those when I was young.”
The PCs have been traveling for a long time down the same stretch or round with no sign of anything suspicious. As they cross over to the next hill they see a gigantic splater of blood with a bleached dragons scull in the center of it. It the dragon skull's mouth is a tattered backpack with something wiggling inside of it.