"In books, smarty."
"Some of them were volcanoes at one time," declared Dave Brandon, "and there must have been terrible eruptions. I've read that there's lots of lava and basaltic rock to be seen, and——"
"Basaltic rock? Excuse me, Chubby, but don't spring anything like that so suddenly. Basaltic—wow!" and Dick's companions joined in the laugh that followed.
"Oregon is a great state," went on Dave, with a twinkle in his eye. "There's a lake—Crater Lake they call it—an awful big sheet of water, right in the crater of an extinct volcano, away up in the air, with high walls all around."
"Nice place to drop in," commented Sam.
"Canyon River interests me a whole lot," observed Bob. "Of course most of the rivers here are swift-flowing, and there are many canyons—but that waterfall—great to get a look at it, eh?"
"Yes, if we could soar above it in a flying machine," drawled Dave. "Even the thought of climbing a mountain makes me tired. Fellows, I'm going to turn right in."
And the others decided to follow his example.