When a country doctor comes to Sherlock Holmes with a far-fetched tale of a sudden death, a devil dog and an ancient curse, Holmes is sceptical. Could the demise of Sir Charles Baskerville really have been caused by the gigantic ghostly hound which is said to have haunted his family for generations?
Among the towering red cliffs of Petra, like some monstrous swollen Buddha, sat the corpse of Mrs Boynton. A tiny puncture mark on her wrist was the only sign of the fatal injection that had killed her. With only 24 hours available to solve the mystery, Hercule Poirot recalled a chance remark he'd overheard back...