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Which races are considered the three major three-week cycling tours?

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The three major three-week cycling tours, often referred to as the Grand Tours, are the most prestigious stage races in professional road cycling. They are:

  • Tour de France: Held annually in July, this is considered the world’s most difficult and premier bicycle race.12
  • Giro d’Italia: Typically staged in May and June, this race serves as the premier tour of Italy.12
  • Vuelta a España: Usually held in September, this is the grand tour of Spain.12

These events are renowned as supreme tests of athletic endurance, requiring cyclists to compete across diverse terrain, including flat stages, time trials, and mountainous inclines.1