Axel Lidenbrock is a fictional character from the novel "A Journey to the Center of the Earth" by Jules Verne. He is the nephew of Professor Otto Lidenbrock and serves as the story's narrator. Axel is characterized by his intelligence and curiosity, but he also exhibits a sense of caution and fear regarding the dangerous expedition. Throughout the journey, Axel grapples with his emotions and the challenges they face, including treacherous landscapes and mysterious creatures. His relationship with his uncle is central to the plot, as he often finds himself torn between his admiration for the professor's adventurous spirit and his own apprehensions about their quest.