Take a journey through the white knuckle world of on-sight ascent rock climbing.

No practice runs, just pure on-sight climbing. This results in raw, compelling and pretty scary footage.

Climbers featured include:

• Pete Robbins
• James McHaffie
• Leo Holding
• Dave Birkett
• Steve McClure
• Ian Parnell
• Neil Gresham plus many more

In the age of indoor gym climbing and pre-practiced ascents, On Sight gets back to the basics of climbing, the simple game of getting to the top using only your strength, endurance, skill and bottle!