When Billy alighted in the streets he stood amazed at the beauty surrounding him, but when he saw the magnificent ice palace that stood directly in front of him, he had eyes for nothing else.

Higher than the highest office building he had ever seen in the City, wider than the longest block he had ever walked, and more brilliant in its changing colors than any kaleidoscope he had ever looked into.

"Phew!" he said, with a great sigh of enjoyment, "that is a beauty, sure enough."

"Not bad, is it?" said a voice at his elbow. Looking around Billy saw a funny little chap with sharp, bright eyes—a short, pinched blue little nose, and long, tapering fingers. In one hand he carried an artist's maulstick and in the other a palette and brushes.

"It is beautiful," said Billy, "can you tell me what place it is?"

"The Ice Palace—I built it."

"Are you a contractor?" asked Billy.

"No, I'm an expander."

"A what?"