You are using an unsupported browser
You are currently using an unsupported browser. We recommend using a newer browser such as Mozilla Firefox, Google Chrome, Safari, or Microsoft Edge.

×

Open Challenge Closed
Submissions and voting for the open challenge closed on December 23, 2020. Winners will be notified in January 2021!

×

{{indexData[3].name}}

{{indexData[3].country}}

How to Participate? Got Questions? Contact Us

CITY CHALLENGES

{{challenge.city_challenge_id.title}}

More Information

Participate Now!

How to Participate?

Team

{{people.people_id.name}}

{{people.people_id.title}}

{{people.people_id.name}}

{{people.people_id.title}}
Creative Commons License

 This work is licensed under a

 Creative Commons Attribution-ShareAlike 4.0 International License..