International audienceIn the 2000s, contemporary art institutions have flourished in Istanbul. New museums (mostly private) and art galleries have been created; biennials and fairs of contemporary art have attracted a growing number of visitors. To what extent could this fostering of culture be linked with the “Bilbao effect”? To what extent are the promoters of these cultural investments betting on economic development and urban regeneration through these projects? Focusing on the Istanbul Modern Art Museum (IM), this article analyses the process of its creation and its potential impact on its environment. It argues that the development of culture investments in modern arts in Turkey is mainly due to the private initiatives of large indust...