Longest edit-a-thon
Who
Fundación Carlos Slim, Wikimedia
What
72 hour(s)
Where
Mexico (Mexico City)
When

The longest edit-a-thon lasted for 72 hours and was organized by Fundación Carlos Slim (Mexico) and Wikimedia, and took place at Museo Soumaya, in Mexico City, Mexico, from 9 to 12 June 2016.

102 people participated in the edit-a-thon. 264 articles were created and 388 in total were edited. All related to Mexican art.