Taking part is very simple.
Take part of #ChallengeDay and start the practice now!
We invite all cities of American Continent to join #ChallengeDay.
City halls organize and develop the activities and events within cities, in partnership with public and private organizations such as companies, schools, parks, hospitals, etc.
The Executive Secretariat of Challenge Day for the American Continent is in charge of the general coordination of actions in all countries.
HOW THE CITIZENS TAKE PART?