Since 1892, the Sierra Club has been working to protect communities, wild places, and the planet itself. We are the largest and most influential grassroots environmental organization in the United States. And our founder, John Muir, appears on the back of the California quarter. www.sierraclub.org planet, famili vacat, sierra club, place, famili travel
the Sierra Club
Medecins sans frontieres: Doctors without borders.