The 120 Days of Sodom, also known as The 120 Days of Sodom, or the School of Libertinage, and in French as Les 120 Journées de Sodome ou l'école du libertinage, is a creative work and book authored by Marquis de Sade. The book is associated with the literature and book industries, and falls into the genres of erotic fiction and philosophical novel.
The 120 Days of Sodom was first published in 1904 in France. The publisher of this work is Club des Bibliophiles.