Selection of Environments, Actions & One Man Shows 1967 Superlund: Un Panorama du Présent, une Philosophie du Futur Lunds Konstall, Sweden 1968 Expansions et Environnements: Le Décor Quotidien de la Vie en 1968 Musée Galliera, Paris 1969 Espace à Réflexion Sodertalje Konsthall, Sweden 1971 Constantin Xenakis Ausstellungsraume der Ehem, Galerie des XX Jahrhunderts, Berlin Constantin Xenakis Galerie Pryzmat, Krakow, Poland 1973 Constantin Xenakis Galerie Tanit, Munich, One Man Show 1973 Constantin Xenakis, Alexander Iolas Gallery, Athens Galerija Studentskog Centra, Zagreb 1985 Constantin Xenakis, Gallery Walker Hill Art Center, Seoul Xenakis Retrospective Modern Art Museum, Taipei, Taiwan 1988 Constantin Xenakis Han Kuk Gallery, Seoul 1996 Xenakis Retrospective 1958-1996 Modern Art Museum, Alexandria, Egypt 1997 Xenakis Retrospective 1958-1996 Hanager Arts Center, Cairo, Egypt 2003 Constantin Xenakis. The Book of Life, chapter C - The three KKK Macedonian Museum of Contemporary Art, Thessaloniki, Greece Constantin Xenakis Works 1980-2001 State Museum of Contemporary Art, Costakis Collection, Thessaloniki, Greece 2005 Constantin Xenakis Fundació Jaume II el Just. Reial Monastir de Santa Maria de la Valldigna, Spain. 2006 “Structures+Codes” Museum Herakleidon, Athens 2010-2011 Codes, Secrets and Lost Symbols, Thessaloniki Municipal Gallery, Museum of Byzantine Culture, Thessaloniki, Greece