Born in Bressanone in 1944, Messner is one of the all-time great mountaineers. He was the first person to climb Mount Everest without oxygen (1978) and solo (1980), while also being the first person to climb all 14 peaks over 8,000 metres (1986). He has been on over 100 expeditions and more than 3,500 climbs in which he has tested his own limits without the help of artificial means. He created the network of Messner Mountain Museums, which are dedicated entirely to mountains in six locations: Sigmundskron Castle, Juval Castle, Brunico Castle, Sulden, Kronplatz and Monte Rite. He is currently working as a film director, with his works including Still Alive, dramma sul Monte Kenya (drama on Mount Kenya); Ama Dablam, la montagna sacra (Ama Dablam, the sacred mountain) and Monte Everest, l'ultimo passo (Mount Everest, the final step). He has written more than 50 books. Following on from the success of Walter Bonatti. Il fratello che non sapevo di avere (Walter Bonatti. The brother I didn't know I had), he has recently published L'assassinio dell'impossibile (Murdering the impossible).