Henry Todd, LSD Kingpin Turned Everest Guide, Dies at 80

He helped make and distribute millions of LSD tablets in the 1970s. After seven years in prison, he ran mountain climbing expeditions in the Himalayas.

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7 Climbers Are Killed After Avalanche Hits Base Camp in Himalayas

Another four were missing, officials in Nepal said. The avalanche followed heavy snowfall produced by Cyclone Montha.

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At Yosemite, BASE Jumpers and Drones Are Emboldened by Shutdown

Emboldened by the lapse in government funding and employee furloughs, some visitors are brazenly betting that they won’t get caught for breaking the law.

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Kanchha Sherpa, Last Member of First Team to Conquer Everest, Dies at 92

A trip to India to find work led to a career climbing the world’s highest mountain.

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Polish Skier Climbs Everest and Skis Down Without Extra Oxygen

Andrzej Bargiel, 37, became the first person to complete the feat, his sponsors said.

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Tech Executive Dies After Falling 2,000 Feet on Mount Shasta

While the Argentine hiker and tech founder, Matias Augusto Travizano, was descending the mountain, he fell down a glacier, the authorities said.

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Yosemite Biologist Who Hung Trans Pride Flag From El Capitan Is Fired

The National Park Service terminated Shannon Joslin over the May 20 demonstration, which it said took place in a prohibited area and lacked the required permits.

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Laura Dahlmeier, Gold Medal-Winning German Biathlete, Dies in Rockfall

Ms. Dahlmeier, 31, an experienced mountaineer, was climbing in Pakistan when she was hit by falling rocks, officials said.

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Yosemite Bans Large Flags From El Capitan, Criminalizing Protests

Violators could face up to six months in jail under the new rule, which appears to have been formalized last month.

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Climber Falls to His Death at Denali National Park

Alex Chiu, an engineer and alpine climber, was on one of the most frequently used routes at Mount McKinley, the tallest peak in North America.

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