Steady Mountaineer
(Races of Stone, page 144, DnD 3.5)
[General]
You are so good at climbing cliffs and leaping across crevasses that distractions don't affect you.
Prerequisite
Goliath, or Climb 8 ranks and Jump 8 ranks
Benefit
You can always take 10 on Climb and Jump checks, even when conditions would not normally allow you to do so.
Normal
A character cannot take 10 on any skill check if distracted or threatened, such as during combat.