What is arne saknussemm?

Arne Saknussemm is a fictional character who appears in Jules Verne's novel "Journey to the Center of the Earth." He is a 16th-century Icelandic alchemist who supposedly discovered a passage to the center of the Earth and left a coded message about it. The novel's main characters, Professor Lidenbrock and his nephew Axel, follow Saknussemm's clues to embark on their own journey to the center of the Earth. Saknussemm is portrayed as an enigmatic figure who is revered by Lidenbrock and Axel for his intellectual achievements and pioneering spirit. However, his character is ultimately revealed to be flawed when the travelers encounter perilous obstacles on their journey that were not accounted for in Saknussemm's notes.