I heard about this story on the radio, and thought it was pretty interesting. I am thinking of letting the older children follow it, as well, and also looking at the route on a map. A warning is that he will speak of the geo-political problems in the area, so perhaps it will not be appropriate for younger audiences.
BBC correspondent Aleem Maqbool keeps an online diary in text and video as he walks from Nazareth to Bethlehem, retracing a journey made by Joseph and Mary in the Christmas story told by Luke the Evangelist.
There is a donkey involved, though the correspondent is having trouble because the donkey does not like traffic!