Context and Objectives

The Autonomous City of Buenos Aires covers an area of ​​200 km² and has a population of approximately 3 million.

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The neighbourhood of "El Gancho" is located in the heart of Zaragoza, a city with over 680,000 inhabitants, and in the centre of the Old Town (the 2nd largest in Spain). It emerged 800 years ago when the Market moved outside the Roman city.

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Located in Canada, in the outskirts of Montreal, Vaudreuil-Dorion has a population of 37,000 citizens. The community began to undergo a significant transformation. Listed below are some of the changes from 1994 to 2014 (Statistics Canada):

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Val-de-Marne is located in the "inner" suburbs to the southeast of Paris, with a population of 1.35 million and an area of 250 square kilometres.

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As the European capital, Strasbourg is home to several European institutions like, for example, the European parliament, which has earned it its place on the European Heritage Label list.

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Surakarta, known as Solo City, is in the Central Java Province of Indonesia. The city is a "melting pot" of ethnic (Arab, China, India, etc.) and religious (Muslims, Christians, Buddhist, Hindu, etc.) diversity.

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Ségou was the capital of the former Bambara Empire, and is at the heart of West Africa in the southwest of Mali on the River Niger.

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Rosario is located in the south of Santa Fe province, Argentina. It covers an area of 178.69 square kilometres, with a population of 948,312 inhabitants (2010 census) and is the third-largest city in Argentina.