How Much is a Famous Horse's Shoe Worth? Derby Winner Orb's Raceplate on eBay Today

A horseshoe worn by 2013 Kentucky Derby winner Orb is being auctioned today on eBay. The auction benefits equine research.

People often what a shoe from a famous horse is worth. The answer isn't easy. Authentication is tough, and fraud could be rampant.

Have there ever been horseshoes on PBS's "Antique Road Show"? History Channel's "Pawn Stars" authenticated a horseshoe as having been on Secretariat's hoof based on the brand. Yet secretariat.com says that Secretariat always wore Victory plates. Most of the "authentic" shoes auctioned off as having been on Secretariat seem to be Thoro'bred plates. Will we ever know?

Derby Day Videos: Health and Safety Updates from Churchill Downs and Grayson-Jockey Club Research Foundation

The Grayson-Jockey Club Foundation funds equine research like the surgery at Rood and RIddle Equine Hospital described in this video; its Welfare and Safety of the Racehorsee programs work to keep racehorses safer and healthier during their competitive careers.

It's Derby Day!

It takes a lot of effort and skill to get a horse to the level of racing in the Kentucky Derby. There's luck involved, too. But you can be the best trainer with the best horse, and none of it matters if the racetrack and the industry aren't keeping up with safety and health initiatives that insure your horse has a fair chance.