Key Stones are the tall columns that that try to prevent the Father and the Son from venturing further on their journey. However, they can be bypassed by solving their puzzles.

How to Solve them: Tap the symbols on the Key Stones to raise or lower the Key Stone. Each tap will affect other Key Stones so pay attention to which ones are connected. You have 5 taps to raise all of the Key Stones. If you are unable to solve the puzzle within 5 taps, the Key Stones and number of taps will reset and you can try again.