The exact location of the Christmas story in Mark isn't straightforward to pinpoint. You might have to go through the entire book, looking for key elements and references related to Christmas to find it.
The Christmas story in the Book of Mormon is not explicitly mentioned in a specific location. It might be alluded to in various parts, but there's no one defined section for it.
Xuankong Temple was located between the cliffs of Cuiping Peak on the west side of Jinlong Gorge, Hengshan Mountain, Hunyuan County, Datong City, Shanxi Province.