How many holes did Hans, Lidenbrock and Axel find in the crater?
3 black holes
What showed Hans, Lidenbrock and Axel the right way down the crater?
the shadow of Scartaris falling on the hole
How deep did they climb into the crater?
They were 2,000 metres from the top of Snafells
What did they see on the walls of the tunnel?
They saw crystals
Why was Axel worried after 5 days of walking through the tunnel?
They had no water
What was the noise Alex heard at night?
That was Hans walking away with a lamp
How did they find water?
Hans made a hole in a wall
Why couldn't Axel find Hans and Lidenbrock?
He broke his lamp and lost his way
What did they find underground?
They found an underground sea
What did they use to go across the sea?
They used a raft
What did they see in the sea?
They saw two sea monsters
Who did Alex think about when they saw monsters?
He thought about Grauben?
