- 2021 Wales and North-West England
- 2017 Denmark
- 2013 Shetland
- 2009 Reykjavík and Reykholt, Iceland
- 2005 Cork, Ireland
- 2001 Faroe Islands
- 1997 Nottingham and York, England
- 1993 Hässelby slott, Sweden
- 1989 Caithness and Orkney
- 1985 Larkollen, Norway
- 1981 Isle of Man
- 1977 Århus, Denmark
- 1973 Dublin, Ireland
- 1969 Uppsala, Dalarna, Sweden
- 1965 Tórshavn, Faroe Islands
- 1961 York, England
- 1956 Reykjavík, Iceland
- 1953 Bergen, Norway
- 1950 Lerwick, Shetland
