The list of past editions can be found below:
- 2023 Sestri Levante, Italy
- 2022 Tateyma Resort Hotel, Japan
- 2021 virtual, Oxford/UK
- 2020 virtual, Tsukuba/Japan
- 2019 Lopud Island, Croatia
- 2018 Chennai, India
- 2017 Asturias, Spain
- 2016 Isola d'Elba, Italy
- 2015 Santa Fe, New Mexico, USA
- 2014 Mácha Lake, Doksy, Czech Republic
- 2013 Lake Starnberg, Germany
- 2012 Jeju, Korea
- 2011 Rust, Austria
- 2010 Loch Lomond, Scotland, UK
- 2009 Mooi Veluwe, Putten, The Netherlands
- 2008 Uto Island, Sweden
- 2007 Lake Placid, New York, USA
- 2006 Perugia, Italy
- 2005 Chuzenji Lake, Nikko, Japan
- 2004 Menaggio Como, Italy
- 2003 Low Wood, Lake Windermere, Cumbria, UK
- 2002 Kailua-Kona Hawaii, USA
- 2001 Brunnen, Switzerland
- 2000 Sleeping Bear Dunes, Lake Michigan, USA
- 1999 Texel, The Netherlands
- 1998 Santorini, Greece
- 1997 Mangaratiba, Rio de Janeiro, Brazil
- 1996 Chia, Sardignia, Italy
- 1995 Ein Gedi, Dead Sea, Israel
- 1994 Lake Monroe, Indiana, USA
- 1993 Lake Bohinj, Slovenia
- 1992 Basto Island, Finland
