When an epic literary adventure like The Odyssey inspires your travel itinerary

Christopher Nolan's star-studded interpretation of ancient Greek epic The Odyssey has just hit cinemas, and if it's got you dreaming of a Mediterranean holiday, you're not alone. Planning your travel itinerary around the places your favourite stories are set is known as literary tourism, and although it's nothing new the rise of BookTok seems to have supercharged the trend. So what's behind this urge to set foot on the scene where your fictional heroes once stood, and how does it match up when you get there?