The American Hiking Association
http://www.americanhiking.org
On an AHS Voluteer Vacation you visit stunning backcountry locations to construct or rebuild footpaths, cabins and shelters.
Cross-Cultural Solutions
http://www.crossculturalsolutions.org
Cross-Cultural Solutions is a not for profit international volunteer organization that operates volunteer programs in Brazil, China,Costa Rica, Ghana, Guatemala, India, Peru, Russia Tanzania and Thailand.
Earthwatch
http://www.earthwatch.org
Earthwatch Institute engages people worldwide in scientific field research and education to promote understanding and action for a sustanible environment.
Global Volunteers
http://www.globalvolunteers.org Live and work with local people on life affirming community development projects for one, two or three weeks.
Habitat for Humanity International
http://www.habitat.org Habitat for Humanity Global Village trips give participants an opportunity to work alongside team members of a host community, raising awareness of the burden of poor housing and building decent affordable housing worldwide.
Posted by raknapsack 
