Questions and Answers

Questions and answers will appear sporadically on this page in the order that they were received. 

Please email all questions to Deadline for questions is September 15, 2017.


I note that neither solar nor electricity is permissible. It is possible to have installations that include batteries to provide light and sound?
Yes, batteries are permitted.
What are the maximum dimensions/heights allowed for the five sites?
There are no limits however the installations must not impede pedestrian, vehicular, or cyclist circulation.
Are there any eligibility limits? Fees?
The competition is open to everyone around the world, both professional and amateur, and is entirely free to enter.