A lot worth noticing.
ILLUSTRATED LANDSCAPE · NOT A ROUTE TOPO
An interactive guide to outdoor climbing hazards
The mountains
are indifferent.
But we don’t have to be.
Rock doesn’t know your name. Weather doesn’t know your plans. And gravity has never taken a day off.
Climbing outside can be wonderful. Learning what to notice is part of learning to enjoy it.
Climbing can cause serious injury or death. This is a brief orientation, not technical instruction or a substitute for hands-on training.
Explore four hazards, then meet three Boulder climbing areas.
01 / Gravity
Even a short fall
can matter.
Height is only part of the story. Ledges, uneven landings, and the way you fall can turn a small slip into a serious injury.
Ropes and belay systems help manage falls when used correctly. They don’t remove every consequence. Bouldering pads don’t make every landing safe, either.
Notice the terrain beneath you, exposed edges on the approach, and where a fall could take you. Learn climbing systems with qualified instruction.
Pause on the trail
A short scramble leads to a ledge. It looks easy. What deserves your attention?
Ease and consequence are different things. Look at the exposure and the return trip. If you’re unsure, stop and ask your guide before continuing.02 / Loose rock
The cliff isn’t
finished changing.
Many rocks at the base of a cliff once belonged higher up. Weather, animals, climbers, and ropes can all dislodge them.
Falling rock can cause severe or fatal injury. A helmet reduces some head-injury risks; it cannot protect you from everything.
Wear a climbing helmet and follow your guide’s directions about where to wait. Pay attention to activity above you and avoid lingering beneath other parties.
A good question for your guide
“Where should we wait, and what should we do if someone calls ‘Rock’?” Discuss the response before you need it.
03 / The Colorado sky
A blue sky
isn’t a promise.
Lightning, wind, rain, heat, and sudden cold can change a climbing day. Storms don’t follow our booking times.
Check the forecast before leaving, keep watching conditions, and plan your retreat early. Getting down can take longer than you expect.
Bring appropriate layers and water. If thunder is audible, lightning is a threat. Seek a substantial building or an enclosed hard-topped vehicle; a cliff overhang is not safe lightning shelter.
A change in the air
Storm clouds are building. There’s time for “just one more,” right?
The route will still be here. Plan around the time needed to descend and reach shelter, not just the time needed to climb.04 / The human part
Confidence isn’t
a partner check.
Distraction, assumptions, fatigue, and unclear communication can turn ordinary moments into dangerous ones.
Experience matters. So does being willing to pause, ask a basic question, or change your mind.
Learn and use partner checks with qualified instruction. Agree on communication before climbing. If something is unclear, stop and resolve it.
Words worth practicing
“I don’t understand that yet.”
“Can we check this together?”
“I’d like to stop here.”
None of those sentences makes you a worse climber.
05 / A sense of place
Three places.
Different questions.
Familiarity helps you notice what matters. Open a field note below.
The Flatirons Longer days, bigger terrain
Tilted sandstone above Boulder. Think about exposure, route finding, changing weather, and the descent—not just the climbing.
Boulder Canyon Rock, road, and creek
Granite crags with varied approaches. Traffic, loose rock, and fast water may be part of the day. Follow the specific approach instructions for your crag.
Flagstaff Small doesn’t mean harmless
Boulders and taller formations close to town. Uneven landings, exposed edges, and the climb back down all deserve attention.
Conditions and access change. Check current closures and local guidance before visiting.
Keep the curiosity. Bring the questions.
You don’t have
to learn alone.
A guide helps you understand the terrain, learn good habits, and make decisions as conditions change. Risk remains, even with a guide.
You don’t have to be fearless.
Just curious.
Rope Wranglers · Boulder, Colorado
Accidents in North American Climbing · 1990–2019
What the accidents teach
2,724 real climbing accidents, sorted and tagged. Pick a question below and explore what the record actually shows.