GravOn: Karkonosze–Izery Gravel Race
Gravmageddon: Karkonosze–Izery Gravel Race is an annual ultra-endurance gravel cycling event set in the picturesque regions of the Karkonosze and Jizera Mountains. Celebrated as one of Poland’s most challenging gravel races, it offers participants a choice between two demanding routes: •Long Route: Approximately 350 km with an elevation gain of around 7,500 meters, to be […]