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BRIDLE PATHS OF THE ALTÁI
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great glaciers, as masses of ice gave way and settled into new positions in the ice falls. This thundering of the glaciers continued for nearly a minute at a time, varying in intensity, and resembling occasionally the sound of a distant
THE "KATÚNSKI TO PILLARS"—SOURCE OF THE KATÚN RIVER.
but heavy and rapid cannonade. No movement of the ice in the falls was perceptible to the eye from the point at which we stood, but the sullen, rumbling thunder was evidence enough of the mighty force of the agencies which were at work before us.
