Countries:
Argentina
Bolivia
Brazil
Chile
Colombia
Ecuador
Peru
Venezuela

General Information:
University of Texas Latin American Studies
SouthAmericaDaily.com

Educational and Volunteer Travel:

AmeriSpan
language study, travel, and volunteer opportunities

Amigos de las Americas
public health, education, and community development

Earthwatch Institute
sustainable conservation research

Habitat for Humanity International
affordable housing

Spanish Abroad, Inc.
intensive language-study programs