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.
Edgefest Edgefest, a yearly outdoor rock concert festival held on Canada Day in Toronto, Ontario that primarily promotes Canadian rock music. It was founded by staff members of Toronto radio station 102.1 the Edge. During its 30-year operation, the festival has featured more than 300 bands in five locations; Molson Park in Barrie, Ontario, the Ontario Place Forum, the Molson Amphitheatre, Downsview Park, and most recently TD Echo Beach. As of 2016 it is the longest running rock show in Canada.