Article: Paris and its region host the headquarters of several international organisations including UNESCO, the Organisation for Economic Co-operation and Development, the International Chamber of Commerce, the Paris Club, the European Space Agency, the International Energy Agency, the Organisation internationale de la Francophonie, the European Union Institute for Security Studies, the International Bureau of Weights and Measures, the International Exhibition Bureau and the International Federation for Human Rights.

Now answer this question: Where is the head quarters for the European Space Agency?
Paris