The ten-day event , which calls itself `` The Greatest Outdoor Show on Earth , '' brings over one million visitors every year and has the world 's largest rodeo . It also has a parade , rides , stage shows , concerts , farming games , and racing . The ten-day event , which bills itself as The Greatest Outdoor Show on Earth , attracts over one million visitors per year and features the world 's largest rodeo , a parade , midway , stage shows , concerts , agricultural competitions , chuckwagon racing and First Nations exhibitions .