Château Gaillard I       – Les Andelys, Caen, France (30 May – 4 June 1962)

Château Gaillard II      – Büderich near Düsseldorf, Germany (27 – 30 July 1964)

Château Gaillard III     – Battle, Sussex, England (19 – 24 September 1966)

Château Gaillard IV     – Ghent, Belgium (18 – 25 August 1968)

Château Gaillard V      – Hindsgavl, Denmark (1 – 6 September 1970)

Château Gaillard VI     – Venlo, The Netherlands (4 – 9 September 1972)

Château Gaillard VII    – Blois, France (2 – 7 September 1974)

Château Gaillard VIII   – Bad Münstereifel, Germany (30 August – 4 September 1976)

Château Gaillard IX     – Basel, Switzerland (3 – 9 September 1978)

Château Gaillard X      – Durham, England (31 August – 6 September 1980)

Château Gaillard XI     – Karrebaeksminde, Denmark (30 August – 4 September 1982

Château Gaillard XII    – Oostduinkerke and Floreffe, Belgium (3 – 9 September 1984)

Château Gaillard XIII   – Wageningen, The Netherlands (31 August – 6 September 1986)

Château Gaillard XIV   – Najac, France (29 August – 3 September 1988)

Château Gaillard XV    – Komburg near Schwäbisch Hall, Germany (26 August – 1 September 1990)

Château Gaillard XVI   – Luxembourg, Luxembourg (23 – 29 August 1992)

Château Gaillard XVII – Abergavenny, Wales (29 August – 3 September 1994)

Château Gaillard XVIII – Gilleleje, Denmark (24 – 30 August 1996)

Château Gaillard XIX   – Graz, Austria (22 – 29 August 1998)

Château Gaillard XX    – Gwatt, Switzerland (2 – 10 September 2000)

Château Gaillard XXI   – Maynooth, Co. Kildare, Ireland (23 – 30 August 2002)

Château Gaillard XXII – Voiron, Isère, France (27 August – 4 September 2004)

Château Gaillard XXIII – Houffalize, Belgium (4 September – 10 September 2006)

Château Gaillard XXIV – Stirling, Scotland (30 August – 5 September 2008)

Château Gaillard XXV   – Rindern, The Netherlands/Germany (28 August – 3 September 2010)

Château Gaillard XXVI   – Aabenraa, Denmark (24 – 31 August 2012)

Château Gaillard XXVII  – Bad Neustadt an der Saale, Germany (23 – 31 August 2014)

Château Gaillard XXVIII – Roscommon, Co. Roscommon, Ireland (14 – 18 August 2016)

Château Gaillard XXIX   – Château-Thierry, France (26 – 31 August 2018)

Château Gaillard XXX   – Goldegg, Austria (3 – 9 September 2022)