The East Buttress is a famous climbing route on Mount Whitney. Pioneering mountaineer Glen Dawson led the first ascent in 1937 . Today, it’s one of the more popular routes to climb on Mount Whitney.

The Whitney climbers set out from the base of the mountain at 1:30 a.m. on Sept. 21 with plans to summit via the East Buttress route, which includes 11 pitches, according to the incident report.

With lead climber Dennis George's foot in the foreground, David Whiting ascends the lower part of the East Buttress on Mount Whitney. Below is Iceberg Lake at about 12,500 feet.

The East Buttress is a famous climbing route on Mount Whitney. Pioneering mountaineer Glen Dawson led the first ascent in 1937 . Today, it’s one of the more popular routes to climb on Mount Whitney.

IN THE GULLY just above 13,000 feet in the shadow of Mount Whitney's East Buttress, the ground can be unnervingly shifty. Picture walking on marbles, then pool balls and eventually basketballs ...

Later, he also led a group that included his brother up the East Buttress of Mt. Whitney in 1937 — another first, said friend and Sierra Club mountaineering historian Bill Oliver.

MOUNT WHITNEY – I am a thousand feet up a near-vertical ridge on the highest mountain in the contiguous United States, and there’s still another thousand feet before the summit. Rock climbing ...

Stephen, a good friend who has accompanied me on many trips that have been featured here has also climbed Mt. Whitney via the East Buttress, ... Mt. Whitney stands at 14,505 feet tall.

As the late September sun set on the East Buttress of Mt. Whitney, two climbers realized they were in a treacherous situation — they were stuck in their climbing harnesses, attached to the steep rock ...

But hiking Mount Whitney in under 24 hours is a big day to say the least. You'll climb just over 6,000 feet of elevation at challenging altitudes in a single day.