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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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With a population of 1,071,000, and located in the city of Abidjan, Yopougon is a lively cultural centre where youth, artists, cultural entrepreneurs, and non-profit organisations, all play an essential role.

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With a surface area of 152.11km2, the commune is home to more than one million, five hundred thousand inhabitants, of which 50% are women and 56% are under 20 years old.

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Yarra Ranges Shireis located in Victoria, Australia, on metropolitan Melbourne's eastern fringe. Home to a population of 145,000, Yarra Ranges covers approximately 2,500 km2.

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Yakutsk is an administrative and political, economic, cultural and scientific center, the capital of the Sakha Republic (Yakutia). Most populous city in the northeast of Russia, a major cultural and scientific center.

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Wuhan is a central city in Central China, the capital of Hubei Province and a nationally recognized city of culture due to its 3,500 years of history and civilization.

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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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The Medina of Tunis was listed as a UNESCO World Heritage Site in 1979. It is made up of a central Medina (8th c.) and two suburbs (13th c.) and covers an area of 299 hectares.

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Canada's second oldest French-speaking city, Trois-Rivières, was founded in 1634. With its 135,000 inhabitants, it is ranked 8th city of Quebec. Its prosperity has long relied on the manufacturing and paper industry, which fell into crisis in the 1990's.