The Cheltenham Gold Cup is one of the country's most prestigious horses races and headlines the final day of the Festival.
Hero of 2018 Native River is set to defend his crown in the week's blue ribbon event, but will face stiff competition from a host of challengers.
King George VI Chase winner Clan Des Obeaux and Irish-trained Presenting Percy are among the hopefuls looking to take the crown, along with last year's runner-up Might Bite.
Here's everything you need to know about the Cheltenham Gold Cup.
What is the Gold Cup?
The Gold Cup is a gruelling test of stamina which sees horse and jockey compete over 22 fences and more than three miles.
It is the Cheltenham Festival's showpiece event, a Grade 1 race regarded as among the most prestigious of all National Hunt races and sometimes dubbed the 'Blue Riband' of jump racing.
The prize fund is more than £600,000.
When is the Gold Cup?
The race takes place today, Friday March 15 and will be shown live on Racing TV and ITV.
It is set to start at 3.30pm and is the final 'Championship' race of the festival.
What is the schedule?
1.30pm JCB Triumph Hurdle
2.10pm Randox Health County Handicap Hurdle
2.50pm Albert Bartlett Novices’ Hurdle
3.30pm Magners Cheltenham Gold Cup
4.10pm St. James’s Place Foxhunter Steeple Chase Challenge Cup
4.50pm The Johnny Henderson Grand Annual Chase
5.30pm Martin Pipe Conditional Jockeys’ Handicap Hurdle
