Thousands are expected to attend Ladies Day [Mike Egerton/PA Wire]This year's annual Ladies Day at Aintree Racecourse is under way, with the biggest crowd in almost 15 years expected.Thousands are set to head to Merseyside for a day of fashion, entertainment and, of course, horseracing.Doors opened at 10:30 BST and racing begins at 13:45.Ladies Day takes place on the second day of the racecourse's world famous Randox Grand National Festival.Organisers said bookings among 18 to 24-year-olds had more than doubled for Ladies Day year on year, with this year's crowd expected to be the biggest since 2012.Zara Tindall was among the early arrivals at Ladies Day at Aintree [Owen Humphreys/PA Wire]Bright colours are being adorned by racegoers on the biggest day for fashion at the festival [Mike Egerton/PA Wire]The event is one of the biggest day's on the calendar for Liverpool [Mike Egerton/PA Wire]It's all smiles and sunglasses as the weather stays fine so far [Owen Humphreys/PA Wire]Men and women spruce up for the event [Mike Egerton/PA Wire]Listen to the best of BBC Radio Merseyside on Sounds and follow BBC Merseyside on Facebook, X, and Instagram. You can also send story ideas via Whatsapp to 0808 100 2230. More on this story Ladies Day Aintree 2026: Start times, banned items, road closures'I held Ladies Day in my back garden for 40 years'Grand National 2026: Guide to three-day Aintree festival