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Long-distance walking paths, some stretching for thousands of kilometres, have shifted in purpose over the centuries. Many began as pilgrimage or trade routes, worn down by centuries of foot traffic between towns, shrines, or markets. In the twentieth century, however, governments and conservation groups began formally designating and signposting these corridors as recreational trails, adding waymarkers, maintained huts, and printed guides. This transformation was not purely practical; it also reflected a cultural shift toward viewing walking as leisure rather than necessity. Critics note that formalisation can alter the character of a route, as unofficial shortcuts vanish and the path becomes standardised for tourists rather than shaped organically by local use. Even so, designated trails have measurably increased visitor numbers to rural regions, providing income to communities that had previously depended solely on agriculture.