22@ (read vint-i-dos arroba [ˈbintiðozəˈrɔβə]), also known as 22@Barcelona and Districte de la innovació (innovation district) is the corporative name given to a central business district in Barcelona's formerly industrial area of Poblenou, in the district of Sant Martí, nicknamed "the Catalan Manchester" in the 19th century. Its aim is to convert Poblenou into the city's technological and innovation district, as well as to increase leisure and residential spaces. It's still under construction, centered on Plaça de les Glòries Catalanes, is part of one of Europe's biggest urban regeneration schemes, begun during the 2000s and still ongoing, spanning 115 blocks or 198,26 ha.