Why some ports are not well communicated by road and rail, duration: 2´44´´, master in Spanish and master subtitled in English, related by Josefina Cruz Villalón, Professor of Human Geography at the University of Seville, once the Regional Minister of Public Works and Transport  for the Andalusia Government, Secretary of State for Infrastructures at the Ministry of Development, Director General of Regional Planning and Coordination (Ministry of Development) and Secretary General of Land Ordinance and Urbanism, Regional Government of Andalusia.