A climbing route is a path by which a climber reaches the top of a mountain, a rock-face, or an ice-covered obstacle. Climbing routes are recorded in a climbing guidebooks and/or in online climbing-ro
Various alpine climbing routes highlighted in colour on the north face of Les Droites in the Alps
Many climbing routes have grades to calibrate the technical difficulty, and in some cases the risks, of the route to the climber. The first ascensionist can suggest a grade but it will be amended for
Action Directe was a major milestone in free climbing grades when Wolfgang Güllich freed it in 1991 at 9a (French), 5.14d (American YDS), XI (UIAA).
The six levels (Grade I–VI) of the "Welzenbach scale", from 1926
Adam Ondra on the sport climbing route Silence, one of the hardest free climbing routes in the world and the first-ever proposed at 9c (French), 5.15d (American YDS), and XII+ (UIAA).
Alex Honnold's 2017 free solo of Freerider on El Capitan was the first-ever big-wall free solo at the grade of 5.13a (American) or 7c+ (French)