Traverse is a skill representing the skills to move, climb and swim.
Strength
Strength Traverse represents the ability use physical strength to move, to pull yourself over ledges and swim through rapids.
Dexterity
Dexterity Traverse represents the ability to use finesse to move, knowing where to place your feet in climbing to kick off and get better angles.
Fortitude
Fortitude Traverse represents the ability to endure the environment, from temperatures and rainfall to more magical environments.