If you enjoyed reading about Grace Thomas, the American Girl character who visits Paris and wants to start her own bakery, you might be interested in these titles.
Fiction
The 12 dares of Christa by Marissa Burt
Thirteen-year-old Christa's plans for her favorite holiday are derailed when her parents announce their divorce and Christa spends Christmas in Europe with her mom, but even though her dad remains in Chicago, he sends Christa on a scavenger hunt made up of dares that send her all over Florence, Paris, and London.
