Puerto Madero, also known within the urban planning community as the Puerto Madero Waterfront, is a barrio of Buenos Aires in Argentina in the central business district, occupying a significant portion of the Río de la Plata riverbank and representing the latest architectural trends.

Puerto Madero currently represents the largest urban renewal project in the city of Buenos Aires. Having undergone an impressive revival in merely a decade, it is one of the most successful recent waterfront renewal projects in the world.

- Wikipedia