What is the transall saga?

The Transall Saga is a science fiction novel written by French author Maxime Chattam, originally published in 2000. The story follows a young man named Thomas who is mysteriously transported to a parallel world called Transall. In this strange and hostile world, Thomas must navigate dangerous landscapes and encounter bizarre creatures in order to survive and find a way back home.

The novel explores themes of survival, identity, and the importance of friendship in the face of adversity. It has been praised for its imaginative world-building, captivating storyline, and thought-provoking themes. The Transall Saga has been translated into multiple languages and has gained a dedicated following among readers of young adult science fiction.