North Dakota – The San Haven Sanatorium
The San Haven Sanatorium in Dunseith, once a tuberculosis treatment facility, is now a desolate ruin with a reputation for being haunted. Paranormal enthusiasts and the curious often explore its decaying structures, reporting eerie sounds, ghostly shadows, and an overwhelming sense of dread. The sanatorium’s tragic past as a site of suffering and death contributes to its chilling ambiance.