1 of 5
During which holiday does Doc suggest a twenty-mile hike across the mountains?

2 of 5
What type of rock does Doc hope to find in the cliffs?

3 of 5
While hiking, what does Peekay make for Doc in the morning?

4 of 5
How many years does Doc speculate it took the crystal formations to form?

5 of 5
What does Peekay watch rise over the valley as they hike back?