1 part Rainbow Family, .5 part Burning Man
Ferncore aesthetic ( eco-brutalism, bohemian eclectic, hippie, gypsy, fairy, SCA, steampunk, Victorian Gothic, Robin Hood, … )
All food, all crafts, all bands, most drugs free to be free.
Flash-mob festivals take place in abandoned warehouses, huge parking lots, blighted neighbourhoods, etc. which are much improved afterwards, biologically and aesthetically.