In German, this title peak of a Thomas Mann work is known as "Der Zauberberg"
[DOC] [TLE] Thomas Mann | German author | Britannica.com [PAR] German novelist and essayist whose early novels Buddenbrooks (1900), Der ... 
and Der Zauberberg (1924; The Magic Mountain)earned him the Nobel... ... 
work to write, in the same spirit, his Lotte in Weimar (U.S. title, The Beloved 
Returns).