Chapter 12: Strawberry's Adventure
Aslan asks Digory is he is ready to undo the wrong that he has done to Narnia. Digory asks again about his mother, but Aslan says that He needs to think of Narnia and protecting it from the evil Witch. Aslan wants to plant a tree in Narnia that she won't dare approach, to protect Narnia from her. Digory agrees, although he doesn't know how this was to be done. The Lion stoops his head and gives Digory a Lion's kiss.
They look off to the West. The Lion tells Digory: "Now the land of Narnia ends where the waterfall comes down, and once you have reached the top of the cliff you will be out of Narnia and into the Western Wild.
Chapter 13: An Unexpected Meeting
Polly wakes Fledge and Digory with the news that the toffee did grow into a tree. Digory and Polly take turns bathing in the lake, and then they eat fruit from the toffee tree. They set out again. Soon, they see the valley with the lake and the green hill at the end of the lake. Fledge circles, and then lands. The children roll off his back onto the grass. They climb the rest of the way to the top. When they reach the top, they find themselves facing high gates of gold. The place is private, and Fledge and Polly realize that they can't go in.
On the gates are some words:
"Come in by the gold gates or not at all,
Take of my fruit for others or forbear.
Chapter 14: The Planting of The Tree
Aslan tells Digory to throw the apple toward the riverbank. After this is done, Aslan tells everyone to go to the coronation of the king and queen. Cabby, or Frank, and his wife, Helen, are dressed in beautiful clothes. After Aslan instructs some of the animals to undo the tangle they've made with some trees, the animals uncover Uncle Andrew. The beasts have tried planting him, and when he has awakened from his faint and tries to run away, the animals decide to keep him safe until Aslan can tell them what to do. They had made a sort of cage around Uncle Andrew. The animals have given him everything that they could think of that he might eat.
Chapter 15: The End Of This Story and The Beginning Of All The Others
Aslan tells the children that they do not need the Rings. They blink and realize that they are in the Wood between Worlds once more. Uncle Andrew lays on the grass, asleep. Aslan shows them a hollow in the grass, which was the pool that they jumped through to get to Charn. Aslan says that that world has ended and tells them to take warning from that although their world is not quite as bad as Charn was. The children are to take the rings from Uncle Andrew and bury them so that they cannot be used again.
The next minute Polly, Digory, and Uncle Andrew tumble into London. They are outside the Ketterley's front door