The document discusses a study funded by the EU through the Interreg-IPA CBC Bulgaria-Serbia programme, focusing on the integrated tourism potential of the Nišava, Pčinja, Kyustendil, and Pernik districts. It includes an analysis of natural and cultural tourism characteristics, the impact of population factors, and current tourism infrastructure, aiming to improve regional tourism competitiveness and economic development. The research highlights the need for better promotion and infrastructure to capitalize on the area's rich tourism resources, including its historical and natural attractions.