American Alpine Institute - Climbing Blog: The Problem with Rappel

American Alpine Institute - Climbing Blog: Rappelling on Skinny Ropes

Is Rock Climbing Bad for Cliffs?

Why Climbing at Pilot Mountain is an Ideal Beginners Crag

AMGA Alpine Guide - AMGA

Descending the Monkey with a 160ft free-hanging rappel. - AMGA

To Bolt or Not to Bolt? Feds Revive Wilderness Climbing Debate – Adventure Journal

Climbing Ethics: Leave No Trace

The Line — News — The American Alpine Club

The Oral History of Rock Climbing in Joshua Tree National Park - Joshua Tree National Park (U.S. National Park Service)

How to Transition from Rappelling on Two Climbing Ropes to