Then he saw the crosses. The inner walls of the courtyard were studded with hundreds of them…thousands of them. All the same size and shape, all the same unusual design: The upright was a good ten inches high, squared at the top and lipped at the base; the crosspiece measured about eight inches and had a slight upward angle at each end. But the odd part was how high the crosspieces were set upon the uprights – any higher and the cross would have become an upper-case ''T."