"We're about half way to Little Bear Lake now," announced Dolly, after a
spell of silence.

"Why, how do you know?"

"Because I saw a map, and this ridge we've just come to is half way
between the two lakes."

"Oh," said Bessie.

"Yes. We've been coming up hill so far now, the rest of the way is down
hill, so it will be easier walking."

"That's good; it means that when we're going home we'll be going down
for the last half of the trip, when we're tired. That's much easier than
if it was the other way, I think."

"You look tired, Bessie; why don't you sit down and rest!"

"Well, that's not a bad idea, Dolly. I'm not used to so much walking
lately."

"All right, sit down. I'm thirsty. I think I'll just run ahead and see
if I can find a spring while you rest."

So Dolly ran ahead, and disappeared after a moment. Presently, when
Bessie was rested, she started again, and soon overtook Dolly.

"We turn here," said Dolly. "See, here's another trail, and the signs