2022 After a pause, we hope to run events in 2022. Coming soon > 2019 Highlights from the 2019 Challenges. Learn more > 2018 Highlights from the 2018 Challenges. Learn more > 2017 Highlights from the 2017 Challenges. Learn more > 2016 Highlights from the 2016 Challenges. Learn more > 2015 Highlights from the 2015 Challenges. Learn more > 2014 Highlights from the 2014 Challenges. Learn more > 2013 Highlights from the 2013 Challenges. Learn more > 2009 - 2012 Highlights from the 2009-12 Challenges. Learn more >
