"Conquistadors of the Useless" is a riveting memoir of a renowned mountain climber, sharing his thrilling experiences in the world of mountaineering. The book takes the reader on a journey through some of the most challenging and dangerous climbs, including the first ascents of Annapurna and Makalu. The author also provides a profound insight into the psyche of climbers, the risks they take, and the reasons behind their seemingly irrational passion for climbing. The book is not just about climbing but also about the human spirit and its relentless pursuit of achievement.

"The Mountains of My Life" is a collection of memoirs by a renowned mountaineer, recounting his numerous adventures and expeditions to some of the world's highest and most challenging peaks. The book includes detailed accounts of his climbs, including the first winter solo ascent of the Matterhorn's north face and the first solo winter ascent of the Grandes Jorasses' north face. The narrative also delves into controversial events, such as the author's disputed role in the first ascent of K2. The book is a thrilling blend of mountaineering history, personal reflection, and breathtaking descriptions of nature's grandeur.