This showed unmistakably the action of the glacial period. Many strange and wonderful freaks of nature were encountered.
But after a time a long, high-capped range of hills began to show up to the westward.
Suddenly Beaver Bill sprang up and pointed to the hills, shouting:
“Thar, friends, do yer see that break in ther range, a kind of a gateway like?”
It required but a glance to see a deep notch in the range of the hills.
It was indeed like a gateway through the mountain wall.
The sky beyond looked peculiar and hazy in its depths.
“Is that——” began Frank.
“Yas,” interrupted Bill, “thet’s ther entrance to Satan’s Hole.”
“But it looks as if there was open country beyond,” declared Frank.