 Since then the tradition has been passed on generation by generation and is dominated by the descendants of the original local carvers.Today, the art continues to be a major source of income for Bethlehem's Palestinian Christian residents and is the most profitable tourist product in the city with the main purchasers being Christian pilgrims visiting in Christmas time.Olive wood is carved into crosses, boxes, picture frames, covers for historical and old books, candle holders, rosaries, urns, vases and Christmas ornaments as well as scenes of the Holy Family.