Day four – Hayley Turner becomes only the second female jockey to ride a winner at Royal Ascot and the first in 32 years after Gay Kelleway.
As is tradition, Britain's Queen Elizabeth II leads the royal procession at Royal Ascot.
Huge crowds once again pack the historic race course in Berkshire, west of London.
Spectacular hats are very much in vogue at Royal Ascot.
And Dettori adds another winner to his fabulous four from day three, including the Ascot Gold Cup.
After a wet week, the sun is out at Ascot and racegoers are able to enjoy picnics in the car park.