Which annual gathering that takes place at Black Rock City did Further Future want to change the  "vanish and leave no trace" principles instilled in those who participate in it
Burning Man Burning Man is an annual gathering that takes place at Black Rock City—a temporary city erected in the Black Rock Desert in Nevada. The event is described as an experiment in community and art, influenced by 10 main principles: "radical" inclusion, self-reliance, and self-expression, as well as community cooperation, civic responsibility, gifting, decommodification, participation, immediacy, and leaving no trace.
Global Night Commute Global Night Commute was a worldwide event organized by the makers of the film "Invisible Children" through the organization Invisible Children, Inc. It took place on April 29, 2006. Youths from around the world walked to city centers and spent the night in parks to show support for Ugandan children who walk every night into city centers attempting to avoid capture by the Lord's Resistance Army (LRA).