Yosemite Outdoor Adventures offer interactive and fun-based learning experiences that appeal to all interests in the scenic wonderland of Yosemite National Park. Guided naturalist hikes to lesser-known destinations, Half Dome treks, family camping programs, plein air art and backpack courses are just a sampling of the wide range of affordable learning adventures offered by the acclaimed non-profit organization, Yosemite Association (YA) during 2010. https://www.nps.gov/yose/learn/news/yaoa10.htm