Half of the 98 Spanish mosques where Salafism is preached are in Catalonia, according to data from the state’s security and intelligence bodies, El Mundo reports. More than 30% of arrests in Spain for alleged links to ISIS took place only in Catalonia. 

Nowadays, more than 1,200 Islamic places of worship have been identified in Spain.  The Centro Cultural Islámico (Islamic Cultural Center) in Madrid, popularly known as the Mezquita M.30 (“M-30 mosque”) because it stands beside the motorway, is the largest mosque in Europe.  The mosque complex was designed by three Polish architects and financed by Saudi Arabia.