“…In the case of routes that cross several countries or even continents (e.g., the Phoenician Way, the Roman Emperors and Danube Wine Route, the Silk Road, the Qhapaq Ñan, the Danube region), this approach can help countries to cooperate, communicate, and discuss with each other, and strengthen cooperation with international organizations such as the United Nations Educational, Scientific and Cultural Organization (UNESCO) and the World Tourism Organization (WTO) [3,25,[44][45][46][47][48][49].…”