Doris Lessing's "Through the Tunnel" has both internal and external conflicts in the story. Externally, the conflict is a man vs. nature conflict. Jerry wants to swim through an underwater tunnel that he saw some native boys swim through.
Beside this, what is the rising action of the story through the tunnel?
Rising Action: Jerry sees the boys diving into the water and swimming through the tunnel and tries to find it himself, but fails. Climax: The climax of the story is when Jerry is finally able to hold his breath for long enough and swims through the tunnel, but begins bleeding from his nose half way through.
What is the climax of the story through the tunnel?
The dramatic climax of the story occurs when Jerry reaches the end of the tunnel and makes his way to the surface. Doris Lessing creates tremendous suspense prior to the story's climax. In this story, Jerry challenges the tunnel and himself. He wins--and lives.