The Austrian Extreme Bike Race is a single stage bicycle adventure race designed by Austrian adventure racer Tanja Hacker. The start and finish is in Graz, the second-largest city in Austria, home to Austrian cycling. You will enjoy the Austrian landscapes including some very special secret places with interesting background stories. The route is a 2800 km mixed terrain race on paved roads with some gravel sections and 57000 meters elevation gain. The race is open in two categories, supported and unsupported for solo or pair riders.
Register: https://www.austrianextremebikerace.at/