Aravindan V and R Hariharan, students of SNS College of Technology, Coimbatore, Tamil Nadu made an image of walking Mahatma Gandhi with a cane in his hand using 1,00,000 Re 1 coins in just one day on July 13, 2015. On a 22 sq ft flex, they started arranging the coins in the likeness of the Mahatma at 11.00am and completed it by 9.00 pm. The image was 44×26 ft.