Climbing 'Klettervirus' (grade 7-) in the Nockberge mountains offers a truly rewarding experience. Located in Austria's picturesque Carinthia, the Nockberge are known for their rolling, grassy peaks, but also hide some excellent, challenging rock climbing. The 'Klettervirus' route, graded 7- (UIAA), is a prime example. It typically features steep sections, technical moves, and requires good endurance. The rock can vary, offering a mix of delicate friction slabs and powerful crimpy overhangs. Reaching the top provides breathtaking panoramic views of the unique Nockberge landscape, making it clear why this 'climbing virus' is so addictive.