100 Mystery Masterpieces of World Literature surveys the extraordinary elasticity of mystery writing, from Gothic dread, sensation fiction, and locked-room puzzles to espionage, detective procedure, supernatural terror, and psychological crime. Its capacious selection situates investigation beside adventure, social satire, romance, and horror, revealing how the genre absorbs the anxieties of modernity. Tales of deductive brilliance, uncanny intrusions, stolen identities, international conspiracies, and domestic secrets make the volume a compelling map of mystery's many forms. The contributors constitute an international canon spanning British, American, French, Russian, and other literary traditions. Pioneers of the nineteenth-century Gothic and sensation novel meet architects of the classical detective story, while writers associated with adventure fiction, Decadence, realism, modernism, and early twentieth-century thriller culture broaden the field. Together, these voices trace mystery's evolution from Poe's foundational analytic imagination and the Victorian culture of secrecy to the cosmopolitan crime fiction and popular suspense of the interwar era. Recommended for students, scholars, and devoted general readers, this anthology offers an unusually rich opportunity to compare traditions within a single volume. Its breadth invites readers to examine changing ideas of evidence, justice, fear, class, technology, and the unknowable. Read consecutively or selectively, it fosters a rewarding dialogue among styles, nations, and literary generations.