Yes, 'Death on the Nile' has roots in a true story. Christie was known for her ability to create engaging mysteries that had a touch of reality. The Nile setting, with its grandeur and mystery, provided a perfect backdrop. The story might also be influenced by the social hierarchies and cultural norms of the time in the Nile area. People from different classes and backgrounds interacting on the Nile, which could lead to various conflicts and secrets, just like in the story.
Death on the Nile is not based on a real story. It's a work of fiction crafted by the imagination of the writer to provide an engaging mystery plot for readers and viewers.
The setting is mainly on a steamship traveling along the Nile River. It's a luxurious and confined space, which adds to the tension of the story. There are also some scenes set in the beautiful and exotic Egyptian landscapes.