The Challenge Categories of the event Messengers On Cycles are named after the books and documentaries released to pay a tribute to Helen Keller. Not just that, the distance in the highest category also represents the year of Birth of Helen Keller!
| Challenge Period - From 27th June to 3rd Dec 2021 | Challenge Period - Any intervening Month | Challenge Period - 5th Dec 2021 |
|---|---|---|
 The Story of My Life (Book) - Advanced Cyclist |
 The Miracle Worker (Movie) - Advanced Cyclist |
 Black(Movie) - Advanced Cyclist |
 Deliverance (Movie) - Intermediate Cyclist |
 The Miracle Continues (Movie) - Intermediate Cyclist |
 Shining Soul(Documentary) - Intermediate Cyclist |
 Light in My Darkness (Book) - Beginner Cyclist |
 The Frost King(Book) - Beginner Cyclist |
 The Advocate(A Painting tribute to her) - Beginner Cyclist |
