Large words proclaim: DISCOVER YOUR YOSEMITE. I had just come from talking with Ranger Scott Gediman, who told me, "National Parks ... bearing no name on my maps. Going up was like climbing ...

This story appears in the May 2011 issue of National Geographic magazine ... a sheer 2,130-foot wall of granite in the heart of Yosemite Valley. He's alone, so high off the ground that perhaps ...

This story appears in the October 2011 issue of National Geographic magazine ... photography as president of the Ansel Adams Gallery in Yosemite National Park. Loose-limbed and rangy, Matthew ...