Over 10,000 people are expected to meet race horses and trainers in Berkshire today.
Stables throughout the Lambourn Valley have opened their doors to the public so they can get an unique insight into how the racing industry really works.
Many of the stables have special exhibits and some demonstrations, including horses using hydrotherapy pools.
More top news
Essex Police say that they can't comment on Martin Goldberg's death, but there were indications of an attempt to destroy evidence.
Police say indecent images of children have been found at the home of a deputy head teacher, who was recently found dead.
Essex Police say pictures of boys undressing have been discovered in the home of a teacher who's been found dead.