As the boys came closer they saw that the pier had been shattered by some terrific power. The whole face of it was torn away, and the frail portion that remained seemed in danger of being carried off by the yellow flood that was surging against it. Two men had climbed down from an opening in the bridge, and were busy among the loose stones, evidently trying to fit them into place again. From the left shore a little knot of people was watching the operation.