Garter and Ribbon Snake
Garter Snake List
The snake server - Thamnophis.com -
hosted by Jurgen Chlebowy in Germany, a very informative site
Sirtalis.de - a German site hosted by Jan
Sonnenberg - some nice pictures. The text is in German.
Scott Felzer's Garter Snakes
- again a commercial site, some excellent varieties and colour morphs