Charlie the Choo-Choo

“Charlie the Choo-Choo” is a children’s book within Stephen King’s “The Dark Tower” series, penned under the pseudonym Beryl Evans. The story revolves around a sentient steam engine named Charlie, who conceals his true identity from the public. Engineer Engineer Bob discovers Charlie’s secret, leading to a captivating tale of friendship, trust, and the magical realm of Mid-World. The book serves as both a whimsical children’s story and a mysterious element within the larger narrative of Roland Deschain’s quest in the Dark Tower series.