Hörn - hörnet (plural: hörn) means corner. Your sentence is correct. HOWEVER: "Hörna" (hörnan, hörnor) is a not-so-common informal word that means something like "nook" - a cosy corner or almost nest (metaphorically). For example, a legendary Swedish TV show was called "Hylands hörna", a talk show where the journalist Lennart Hyland from his cosy setting, his "hörna". "Hörna" is also the word for corner kick in football.