In "Byways of Ghost-Land," O'Donnell explores various haunted locations, mysterious occurrences, and supernatural phenomena from around the world. Drawing on his research and personal experiences, O'Donnell presents accounts of ghostly encounters, eerie happenings, and other inexplicable events.The book likely offers a blend of storytelling and investigation, with O'Donnell delving into the history and legends surrounding each location or phenomenon. His writing style often combines elements of suspense, mystery, and the occult, aiming to captivate readers with tales of the unexplained and the uncanny.