WorldTour is a professional cycling series that features the most prestigious road cycling races around the globe. It includes events like the Tour de France, Giro d'Italia, and Vuelta a España, attracting top cyclists and teams from various countries. The series is organized by the Union Cycliste Internationale (UCI) and operates on a points system, where riders earn points based on their performance in these races. The WorldTour calendar typically runs from January to October, showcasing a mix of one-day races and multi-stage events. Teams compete not only for individual glory but also for overall team rankings, making it a highly competitive and exciting series for cycling fans worldwide.