"Hurry, more coal now--make it snappy!"

And the gnomes ran back and forth from the coal-piles to the tunnels,
trundling their wheelbarrows, until their legs twinkled under them as
fast as the little lights in their foreheads.

Soon the coal-pile was as high as a black mountain, and the Giant
began to shovel, shovel away, throwing the coal into the mouth of the
furnace which was as high as the Woolworth Tower. Then he closed the
door and watched.

The flames began to leap, and the steam began to hiss, and soon the
great furnace began to shake all over with the steam imprisoned
inside, just like a man with chills and fever. Then all-of-a-sudden,
from somewhere above them on the outside of the Earth, they heard a
great roar.

"There goes old Vesuvius," said the Giant.

There was another great roar.

"And there's Aetna and Cotopaxi," he added, "now for Old Chimborazo!"

Marmaduke remembered enough of his geography to know that the Giant
was calling off the names of the great volcanoes of the world. It was
indeed very thrilling! But he really had hardly time to think, for he
had to hold on so tight to the rope hair of the Giant's beard; and if
the three little Chinamen hadn't kept tight hold, too, of their
flatirons, they would have been blown to the ceiling of the pit, the