His was the seventh recorded death at Devils Tower, the first national monument proclaimed by President Theodore Roosevelt in 1906. Adventurers have been climbing the tower as far back as 1893.

The two were on a relatively easy climbing route called El Cracko Diablo. They had summited the tower and were headed back down when Porter fell. How the fall happened was unknown.

A climber fell to his death while rappelling down Devils Tower, leaving his partner stranded on the face of the geological formation.

A rock climber died from injuries sustained during a fall at Devils Tower National Monument in Wyoming.

Climber falls to his death at Wyoming’s Devils Tower A 21-year-old Wisconsin man fell to his death at the national monument, the National Park Service said. The cause was not immediately clear.

A climber fell to his death while rappelling down Devils Tower, leaving his partner stranded without a rope on the face of the Wyoming geological formation.

A climber fell to his death while rappelling down Devils Tower, leaving his partner stranded without a rope on the face of the Wyoming geological formation.

The two were on a relatively easy climbing route called El Cracko Diablo. They had summited the tower and were headed back down when Porter fell. How the fall happened was unknown.

A climber fell to his death while rappelling down Devils Tower, leaving his partner stranded without a rope on the face of the Wyoming geological formation.