Listed below are links to websites providing very useful information on world-wide teacher training programs.
 

Best Teacher Description
A list of characteristics and techniques that make a successful teacher.

Canadian Cooperative for Language and Cultural Studies, Toronto
TESL training in Toronto, Canada.

Centers for UCLES Language Teaching Awards
Find the nearest University of Cambridge training center.

Distance Learning Programs
VOLTERRE-FR's listing of distance learning programs in TESL.

English International
Located in San Francisco, this school specializes in courses leading to the RSA/Cambridge CELTA.

A Guide to British Master's Degrees in TESOL by Distance Learning
Outstanding article by Aichi Gakuin University's Daniel Dunkley.

International House TEFL Training Courses
TEFL training courses all over the world, including the RSA/Cambridge Certificate, Diploma, and TEFL Methodology courses.

Kaplan ESL Teacher's Quiz
Fifteen questions to help discover your own "style."

New World Teachers
TEFL training school located in San Francisco.

Online TEFL/TESL Certificate
Take the ICAL TEFL/TESL certificate online from anywhere in the world.

Pilgrims
Teacher training in the U.K.

School for International Training
A variety of training programs in Brattleboro, Vermont.

Teacher Training for TEFL (in France)
Listing of TESL certificate programs in France.

TEFL Training Course by ELS
TEFL certificate program from "one of America's leading intensive English programs."

Training to Teach English as a Second Language
Listing (including the prices) of some of the ESL certificate programs.

UCLA, Department of Applied Linguistics and TESL
Graduate programs in Applied Linguistics from the University of California, Los Angeles.