Stock photography, photos: A couple bouldering Stock photos of A couple bouldering at The Buttermilks, CA. Photograph: © William Stevenson Click for a larger image and more information Keywords associated with this stock photo: Rock climbing, rock, bouldering, Buttermilks, climbing, bouldering, boulder, high country, back country, active, effort, endurance, enduring, 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, morning, evening, sierra, mountains, spring, summer, California, desert, vertical, colb Cars, outdoors, outdoorsman