"Go on and--" He did not finish his speech, for the earth shook beneath our feet, and we saw a flash and a great puff of smoke, and quite a hurricane of bits of slate and stone and earth came flying by our ears, turning us into statues for the moment.

Then I bounded forward, followed by my companions, to stand beneath a broad canopy of smoke that floated inland, and just in time to see the great stone go rumbling and bounding down the precipitous place like a pebble, gathering force moment by moment, till it seemed to glance from a stone and make one tremendous leap of quite a couple of hundred feet right into a clump of rugged masses of rock half-way down the precipice, and these it scattered and drove before it in one great avalanche of _debris_ down and down and down till the bottom was reached, and what had increased into quite a little landslip settled into its new home with a sullen roar..