He lifted the lid off the crate. But before either of them could inside, there was a themendous rumbling noise, and the entire hold began to shake so hard that George almost fell. The shaking got stronger and stronger, the noise louder and louder, like thunder exploding all around them. A trunk tumbled off a shelf and hit the scar-faced man on the head. The knife clattered to the floor, but George didn't try to get it. Here was his chance to escape. He spun around, ran up the stairs, and darted out the door.