Here's an excerpt from the course description:
The Waterfalls of Yosemite Valley
April 25, 2009 (Yosemite National Park)The Waterfalls of Yosemite Valley, led by Mike Osborne, photographer and author of Granite, Water & Light: The Waterfalls of Yosemite Valley, will allow you to visit many of the best viewpoints to photograph the Valley's fabled waterfalls. In addition to photographic tips, we also will cover the factors that make each waterfall individual as well as spectacular.
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