• 2023 Tetouan, Morocco
  
  
• 2022 Lisbon, Portugal
  
  
• 2019 Salamanca, Spain
  
  
• 2018 Madrid, Spain
  
  
• 2017 Zaragoza, Spain
  
  
• 2016 Cambridge, Mass.
  
  
• 2015 Soria, Spain