Stock photography, photos: A group bouldering Stock photos of A group bouldering at Skeleton Cave, OR. Photograph: © William Stevenson Click for a larger image and more information Keywords associated with this stock photo: Rock climbing, rock, bouldering, climbing, bouldering, boulder, active, effort, determination, concentration, strength, strong, power, challenge, desire, partners, teamwork, working together, difficult, skill, grace, risk, danger, extreme, radical, freedom, man, male, woman, female, self reliance, trust, oregon, or, horizontal, Karn, Metalhead, outdoors, outdoorsman