The Association of Architects of Catalonia (COAC) and the Polytechnic University of Catalonia organized on 25, 26 and 27 September 2014 the 8th International Biennale of Landscape Architecture. The exhibition featured the study of Manolis Votsis, Antonis Krasas, Christina Parakente and Angeliki Grevia for the competition of Eleftherias Square in Thessaloniki.