After a 67-year-old hiker dies in the Grand Canyon, authorities warns of heat-related illness due to daytime temperatures in ...

Summer heat on exposed parts of the trail can exceed 120 degrees.

A 74-year-old man died while hiking the Grand Canyon, the National Park Service said Monday. The man, identified as Dennis Smith of Olympia, Washington, was attempting to hike from the canyon's ...

A 74-year-old man from Washington state died during a hike in the Grand Canyon, authorities said.

The man, identified as Dennis Smith of Olympia, Washington, died on May 15. He was an experienced hiker, according to the National Park Service.

A 74-year-old out-of-state hiker died last week during a rim-to-rim trek at Grand Canyon National Park, officials announced Monday.

A Washington man considered to be an experienced hiker has died near the end of a 24-mile, rim-to-rim hike at Grand Canyon National Park in Arizona, officials confirmed. Dennis Smith, 74, was ...

The National Park Service shared in a release that a hiker was found unresponsive on the North Kaibab Trail in the Grand Canyon.

A 74-year-old hiker from Olympia, Washington, died while attempting a rim-to-rim hike in the Grand Canyon. Officials warn hikers to prepare for extreme heat.

Dr. Dennis Smith, of Olympia, Washington, was attempting a rim-to-rim hike from the South Rim to the North Rim when authorities and friends said he collapsed on the trail.

A 74-year-old hiker from Olympia, Washington, died while attempting a rim-to-rim hike in the Grand Canyon. Officials warn hikers to prepare for extreme heat.

A 74-year-old man died while hiking the Grand Canyon, the National Park Service said Monday. The man, identified as Dennis Smith of Olympia, Washington, was attempting to hike from the canyon's ...