http://galleries.burningman.org/filestore/4/4/4/0/9_13402d2dd3234a9/44409pre_1f03c28aaa15462.jpg?v=2013-08-23+22%3A10%3A24
Wiffle Ball Vortex
http://galleries.burningman.org/filestore/4/4/4/0/9_13402d2dd3234a9/44409pre_1f03c28aaa15462.jpg?v=2013-08-23+22%3A10%3A24
Wiffle Ball Vortex