A Changing of the Guard (All, Please)

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"The earth was rushing past like a river or a sea below him. Trees and water, and green grass, hurried away beneath. A great roar of wild animals rose as they rushed over the Zoological Gardens, mixed with a chattering of monkeys and a screaming of birds; but it died away in a moment behind them. And now there was nothing but the roofs of houses, sweeping along like a great torrent of stones and rocks. Chimney-pots fell, and tiles flew from the roofs..."