The 2009 World Championships in Cycling took place in Mendrisio, Switzerland, from September 23 to September 27. This event featured various cycling disciplines, including road racing, time trials, and team time trials, attracting elite cyclists from around the world. The championships included both men's and women's competitions, with notable performances from riders like Cavendish and Voigt. The event served as a platform for cyclists to showcase their skills and compete for the prestigious rainbow jersey awarded to world champions in each category.