Here's a look at some of those hats from the 2016 Kentucky Derby.
A fan wears a hat before the 142nd running of the Kentucky Derby horse race at Churchill Downs Saturday, May 7, 2016, in Louisville, Ky. (AP Photo/David J. Phillip)
A fan wears a hat before the 142nd running of the Kentucky Derby horse race at Churchill Downs Saturday, May 7, 2016, in Louisville, Ky. (AP Photo/Darron Cummings)
Andrea Godlew wears a hat before the 142nd running of the Kentucky Derby horse race at Churchill Downs Saturday, May 7, 2016, in Louisville, Ky. (AP Photo/Julio Cortez)
A fan wears a hat before the 142nd running of the Kentucky Derby horse race at Churchill Downs Saturday, May 7, 2016, in Louisville, Ky. (AP Photo/Matt Slocum)
LOUISVILLE, KY - MAY 07: A woman wearing a festive hat looks on prior to the 142nd running of the Kentucky Derby at Churchill Downs on May 07, 2016 in Louisville, Kentucky. (Photo by Dylan Buell/Getty Images)
LOUISVILLE, KY - MAY 07: A woman wearing a festive hat looks on prior to the 142nd running of the Kentucky Derby at Churchill Downs on May 07, 2016 in Louisville, Kentucky. (Photo by Dylan Buell/Getty Images)
LOUISVILLE, KY - MAY 07: A woman wearing a festive hat looks on prior to the 142nd running of the Kentucky Derby at Churchill Downs on May 07, 2016 in Louisville, Kentucky. (Photo by Dylan Buell/Getty Images)
A fan wears a hat before the 142nd running of the Kentucky Derby horse race at Churchill Downs Saturday, May 7, 2016, in Louisville, Ky. (AP Photo/Julio Cortez)
A fan wears a hat before the 142nd running of the Kentucky Derby horse race at Churchill Downs Saturday, May 7, 2016, in Louisville, Ky. (AP Photo/David J. Phillip)
A fan wears a hat before the 142nd running of the Kentucky Derby horse race at Churchill Downs Saturday, May 7, 2016, in Louisville, Ky. (AP Photo/Julio Cortez)
Hats were on parade on May 7, 2016, for the 142nd running of the Kentucky Derby at Churchill Downs in Louisville.
A man and woman wearing festive hats walk the race grounds on May 7, 2106, prior to the 142nd running of the Kentucky Derby at Churchill Downs in Louisville.
Hats were on parade on May 7, 2016, for the 142nd running of the Kentucky Derby at Churchill Downs in Louisville.
Hats were on parade on May 7, 2016, for the 142nd running of the Kentucky Derby at Churchill Downs in Louisville.
Hats were on parade on May 7, 2016, for the 142nd running of the Kentucky Derby at Churchill Downs in Louisville.
Hats, and flowers as hats, were on parade on May 7, 2016, for the 142nd running of the Kentucky Derby at Churchill Downs in Louisville.
Hats were on parade, especially on Miss Kentucky 2015, Clark Janell Davis, on May 7, 2016, for the 142nd running of the Kentucky Derby at Churchill Downs in Louisville.
Hats were on parade on May 7, 2016, for the 142nd running of the Kentucky Derby at Churchill Downs in Louisville.
Hats were everywhere on May 7, 2016, for the 142nd running of the Kentucky Derby at Churchill Downs in Louisville.
Hats were on parade on May 7, 2016, for the 142nd running of the Kentucky Derby at Churchill Downs in Louisville.
Hats were on parade on May 7, 2016, for the 142nd running of the Kentucky Derby at Churchill Downs in Louisville.
Hats were everywhere on May 7, 2016, for the 142nd running of the Kentucky Derby at Churchill Downs in Louisville.
Hats were on parade on May 7, 2016, for the 142nd running of the Kentucky Derby at Churchill Downs in Louisville. The hatted crowd includes, from left, Katie Branscum, Jan Griffis, Tina Selvaggi and Mary Molyneaux.
Hats were on parade on May 7, 2016, for the 142nd running of the Kentucky Derby at Churchill Downs in Louisville. And along with the hat is the iconic drink a mint julep.
Hats were on parade on May 7, 2016, for the 142nd running of the Kentucky Derby at Churchill Downs in Louisville.
..... - Newsday