The historical centers in Lima and Arequipa are on the UNESCO World Heritage List thanks to their rich and varied material and immaterial cultural heritage. This Consultancy developed 3 pre-feasibility investment studies to identify investments to improve the architectural and structural stability of historical buildings, and the rehabilitation of public spaces to promote and strengthen the cultural landscape and heritage using a holistic and multi-level approach in the 3 project areas: Trujillo Old Town, Arequipa Old Town, and Barrios Altos Old Town in the District of Lima. Target Euro provided an international team (Italy, Colombia, and Peru) of 20 multi-disciplinary specialists has to implement this project.