Best Mystery shows on National Geographic

National Geographic explores the mystery genre through the lens of cold cases and historical enigmas. By applying scientific rigor to historical narratives, these programs prioritize investigative inquiry and forensic analysis over traditional scripted tropes.

This page gathers documentary series that investigate historical puzzles and unexplained phenomena. Sorting options appear below to help filter specific investigative styles or timelines. Users should expect a focus on objective evidence and methodical research rather than speculative drama.