Urville: The Imaginary City

From the site:
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Gilles Trehin is an autistic 28-year-old. Since the age of 12, he has been designing an imaginary city called Urville, named after the “Dumont d’Urville,” a French scientific base in Antarctica. He has created detailed historical, geographical, cultural, and economic descriptions of the city, as well as an absolutely extraordinary set of drawings.