If I were the origin of the idea that fictional inspiration and tourist guides are intrinsically linked, I would emphasize that stories and images are powerful triggers for imagination, and then guides come to nourish this dream by providing practicality.
However, it is crucial to recognize that guides often act as a reality filter and not just as an extension.
They confront us with concrete constraints such as budget, logistics, or weather, which can completely redefine the initial dream.
For example, a film may inspire a safari in Tanzania, but a guide reveals exorbitant costs and health risks, making the idea less romantic and sometimes impractical without thorough preparation.