Talking about tourist guides as a simple "component" of fictional inspiration is a blatant underestimation of their real impact.
Push for the peak: a guide provides the information asymmetry needed to turn a vague desire into an optimal and smooth trip.
Fiction ignites a spark, but it is the guide that allows the full expression of the journey, detailing costs, accommodations, and logistics, essential to avoid getting lost without internet in Seville.
A simple dream does not guarantee the quality of an experience; only the detailed planning offered by a good guide allows reaching the summit of efficiency.