Steve ran, and long afterwards he had only to close his eyes to bring back every detail of that strange scene—for it was strange beyond description. The search lights had come on, and the wide road flanked with buildings was as brilliant as the busy street of any city, but as silent as the grave and as empty of any signs of life. And yet, to the boy, that surface emptiness and silence fairly pulsed with life—vivid, vital, elemental life, which might flame up, white hot, at any instant like the fire of a volcano bursting its thin crust of ashes. And as he ran Steve waited tingling, almost breathless, for that outbreak.