The Grand National is a prestigious National Hunt horse race celebrated annually at the historic Aintree Racecourse. This event showcases the strength and agility of racehorses and is renowned for its challenging course, which spans approximately 4 miles and 2½ furlongs with 30 fences. It attracts a global audience, making it a significant spectacle in horse racing. The race has a rich heritage, having evolved from a cross-country steeplechase to a standardized test of stamina with modern safety features. Typical customs include attending the race in person to experience the festive atmosphere, hosting Grand National-themed parties, and engaging in educational activities about horse racing. The event also serves as a platform for breaking barriers, exemplified by Rachael Blackmore becoming the first female jockey to win the Grand National.