From unknown to dominant force, a profile of record-equalling Irish racehorse trainer Aidan O'Brien.
Trainer Aidan O'Brien equals the record for Group One wins in a Flat racing year as Hydrangea wins the Fillies and Mares Stake at Ascot.
BBC horse racing correspondent Cornelius Lysaght runs his rule over some of the biggest races on British Champions Day.
Watch the remarkable journey of the Brazilian jockey Silvestre De Sousa, who has been crowned Champion flat jockey for the second time in his career having previously won it in 2015.
Audio & Video
Racehorse trainer Heather Main treats her equine charges to a dose of Mozart every afternoon.
Analysis and opinion from our horse racing correspondent
All the meetings scheduled in the United Kingdom
How to get into horse riding and horse racing
How to get into horse racing, whether you want to work with horses at the stables or become a fully fledged jockey.
Latest updates and video from the world of equestrian sports