sentences: "France abandoned us when the coal stopped, and we became a ghost town", said Pas-de-Calais president Daniel Percheron.Officials took inspiration from the economic transformation of the Spanish industrial city of Bilbao, which was caused, in part, by the construction of the Guggenheim Museum Bilbao satellite (dubbed the "Bilbao effect", though some cautioned that the comparison is limited due to the much smaller population of Lens, and its lack of other tourist attractions.)