Where are you going?’ demanded the boy on the wall. A walkie-talkie clipped to his denim shorts crackled, but there was no sign of a weapon. ‘The English Cemetery,’ I answered. He slid down. ‘You need to go back that way. Take the road on the right.’ The street in question was a dustbowl where diggers flattened the ground for the tramlines that should have arrived in time for the Olympics.