The greatest number of people participating in circuit training at a single venue is 1,165 and was achieved by participants of the Michelle Bridges 12 Week Body Transformation in Melbourne, Victoria, Australia, on 19 May, 2012
The greatest number of people participating in circuit training at a single venue is 1,165 and was achieved by participants of the Michelle Bridges 12 Week Body Transformation in Melbourne, Victoria, Australia, on 19 May, 2012