According to Official Guinness Records,
The largest backwards walk consists of 1,107 participants and was achieved by Prestige Institute of Management and Research (India) in Indore, Madhya Pradesh, India, on 2 March 2014.
The attempt was part of an annual entrepreneurship week with a theme of "Innovating India."
For a complete list of 2014 records, please visit 2014 Guinness Records in India.