At a tree-climbing competition, the most important rule is don't look down

Being an arborist is one of the most dangerous jobs in the country. Go inside a tree-climbing competition to see the skills ...
Smithsonian Magazine

Climbing the Tallest Trees

Climbers Brian French and Will Koomjian ascend the Brummit fir in Coos County Oregon. It is the National Champion Douglas fir and stands 335 feet tall. Freesolo Photography / Sean O'Connor “Watch out!