The author creates suspense in "The Pit and The Pendulum" by having graphic descriptions of the scenery, the items of torture and the thoughts of the main character. We experience what is happening in the story through the main character's eyes so you can feel his fear, which in return creates suspense because you don't know what will happen next.
Explanation: The reason why is because people go places and sometimes might have a problem. And there will be a problem every day or not everyday maybe every two days.