The Royal Henley Regatta is a prestigious rowing event held annually on the River Thames in Henley-on-Thames, England. Established in 1839, it attracts top rowing clubs and athletes from around the world. The regatta features various races, including single sculls and eights, and is known for its competitive spirit and traditional atmosphere. The event typically takes place over five days in early July and includes both elite and amateur rowers. Spectators enjoy the picturesque setting, with many dressing in formal attire to celebrate the occasion. The Henley Royal Regatta is a highlight of the British summer sporting calendar.