A Guide to Amsterdam
Tram route guide.
http://www.nycsubway.org/eu/nl/ams/#byline

At Your Pace.com
A tram users guide with information about the circle tram line 20, which stops at a number of major tourist spots in Amsterdam.
http://www.atyourpace.com/vvv.html

Crowne Plaza
Contains lots of information about the Strippenkaart and how to use the tram system.
http://amsterdam-american.crowneplaza.com/news/trams.html

De Amsterdamse Tram
Pictures of Amsterdam's trams.
http://www.amsterdamsetram.com/20030405pvw.htm

Tram
A useful guide to Amsterdam's tram system, how to use it and which tickets to buy.
http://www.tourmaster.freeuk.com/page30.htm

Tram Information
Find out more about the city's tram network.
http://www.xs4all.nl/~channels/trams.html