1932- 796 adrenaline adventure adventurers alpinisme american-climber anecdotes artists arts athlete athletes author autobiography big-wall-climbing bio023000sel021000spo029000 biographies biography caldwell california canada climbing colorado composers conservationist conspiracies david denny descriptionandtravel descriptionsetvoyages determination el-capitan endurance environmentalaspects equipmentandsupplies everest exercise exploration explorers expéditions(alpinisme) extremerockclimbing extremesports famous fear first-ascents glen guidebooks history iconic influence inspiration inspiration. inspirational investigation journeyscraig juvenileliterature leaders legend legendary limits literature memoir memoirs mental-strength miscellanea motivation motivational mount(chinaandnepal) mountain mountainclimbing mountaineering mountaineers mountainsinart murder musicians newengland newyorktimesbestseller north notablepeople nyt:sports=2015-12-13 outdoor outdoor-life outdoor-sports outdoors ouvragespourlajeunesse physical-challenges pictorialworks pioneer psychologicalaspects recreation rich risk rock-climbing rocks royal-robbins safetymeasures self-help sierra-nevada sports sportsandrecreation sportsforwomen tommy training trainingof travel travelers triumph unitedstates utah wales west womenmountaineers yosemite yosemite-valley yosemitenationalpark yosemitevalley