Origin: Retreat center offers schedule of Enlightenment Intensives and other events, background information, vegetarian cookbook.
Shaffer's High Sierra Summer Camps: Overnight summer camps in the Tahoe National Forest. Site provides information on wilderness adventures and other activities for kids aged 9 to 16.
Sierra Nevada Field Campus, San Francisco State University: High Sierra location for accredited outdoor environmental and nature education classes. Describes local ecosystem, projects, classes.