The Gran Fondo Isle of Man returns this weekend with a new off-road format, marking the biggest change in the event's 10-year history. New RoutesThe flagship Gran Fondo Gravel and Gran Fondo XC MTB races take place on Sunday, with riders setting off from Ramsey at 09:30 BST before finishing about 60 miles (100km) later in Port Erin. AdvertisementAdvertisement AdvertisementThe Isle of Man Gran Fondo is a qualifying competition for the UCI Gran Fondo World Series. The UCI Gran Fondo World Series said it adopted the "Gran Fondo" name to connect with a continental mass-participation cycling tradition. Previous Gran Fondos have attracted some famous faces, like Mark Cavendish (pictured) [Gran Fondo Isle of Man]What road closures are there?