800 | Los

"Los 800" (The 800) typically refers to the high-altitude elite of the climbing world—the (peaks exceeding 8,000 meters above sea level). These mountains represent the ultimate challenge in mountaineering, where the "Death Zone" tests human physiological limits. The Elite 14: Peaks Above the Clouds

The increasing popularity of "Los 800" has led to significant environmental concerns:

: Reinhold Messner was the first person to summit all fourteen peaks without supplemental oxygen, a feat completed in 1986.