Barcelona is a generous city when it comes to the number of public spaces it has, inviting inhabitantsand visitors to contemplate a rich outdoor universal heritage. From the oldest part of'the city - with its scattered Roman remains and a fabric of mediaeval thoroughParesand unexpected squares - to the more modern districts of the Olympic Port and Diagonal Mar. Between the two chronological extremes lies an entire city that has grown at the speed marked by history: the Eixample on the outskirts of the city, the annexing of neighbouring towns, the districts that welcomed immigrants, the Olympic areas…