Camelot will face a maximum of 10 rivals when he bids to join Horseracing's ultimate Hall of Fame by winning the Triple Crown at Doncaster on Saturday.

Camelot's trainer Aidan O'Brien admits the biggest worry is whether the horse will travel outside of his comfort zone, and stay every inch of the 1 mile 6 furlongs and 132 yards which stand between his Champion, and history.