OBSTACLES From mud crawls to climbing walls, this course has it all! More info >> EVENT INFO Thank you everyone for another fantastic event! Photos coming soon! View results >> TRAIN Find videos and workout routines to help you prepare for the big event! More info >> Ultimate Towner Obstacle Course - Jackson, WY May 20th, 2018! from Grand Dynamics on Vimeo. Ultimate Towner 2017 from Grand Dynamics on Vimeo.