pedaling done by passengers. Passengers are ranked according to how much they pedal, and those who pedal most get credits towards their fare and priority use of the railside facilities. Grim Tuesday – the second book in The Keys to the Kingdom series features a train with spikes on it. The Half-Made World – novel featuring The 38 Engines of the Line which are sentient trains. Nobody knows their exact origin. Inverted World – a novel about a large city run on rails. The Little Engine That Could – children's book. Also adapted as an animated film in 1991 (see The Little Engine That Could (film)). The Locomotive – dynamic poem for children by Julian Tuwim, filmed by Zbigniew Rybczyński. The Lost Special – short story by Arthur Conan Doyle about the investigation of a special train mysteriously disappearing. Making Tracks (23 Classic Railroad Stories) (2013), ed. by Jon Schlenker and Charles G. Waugh. The Moosepath Saga by Van Reid – all six books in this series feature travel by rail, entailing adventure, comedy, mystery, and romance in late 19th-century Maine. Moscow-Petushki by Venedikt Yerofeyev – a postmodernist prose poem by Russian writer and satirist Venedikt Yerofeyev. The Motion Demon – 1919 (book) horror stories by Stefan Grabiński: "Engine Driver Grot", "The Wandering Train", "The Motion Demon", "The Sloven", "The Perpetual Passenger", "In the Compartment", "Signals", "The Siding", "Ultima Thule". Murder on the Orient Express (book by Agatha Christie, 1934; film) – describes a train journey from Istanbul to Paris aboard the Orient Express during which a murder takes place. Hercule Poirot, riding on the train, solves the mystery and justice is served. The Mystery of the Blue Train (book, TV adaptation) – earlier Poirot story in which a murder takes place on a train. The Network (book) – by Laurence Staig. An ancient prophecy is realised one Christmas Eve in the London Underground, a dramatic race against time as three people are thrown together to prevent a terrifying catastrophe. Night on the Galactic Railroad (novel, film) – two boys travel on a magical train across the night sky – but there is a deeper meaning to the journey. Nightside (book series) – a book series featuring subway trains that don't require drivers; they travel through other dimensions as shortcuts and heal themselves when damaged. Quadrail series – a novel series featuring an interplanetary metro system, with light-years-long tunnels that