Link

Denmark

Sporvejsmuseet Skjoldenæsholm. The Danish Tramway Society and Tramway Museum of Skjoldenæsholm.

Dampf und strassenbahn. Steam and tramway.
Electric Streetcars in Denmark. Site in English about Danish tramways.
Erik V. Pedersen. Trams from Copenhagen.
Go by tram. Trams from Copenhagen in model.
Hovedstadens Letbane. Copenhagens new Light Rail. NEW
Kai W. Mosegaard. Site of trams in Denmark and abroad.
Letbane langs Ring 3. Plan for a new tramway in the suburb of Copenhagen: Ring 3.
Letbaner.DK. Plans for new tramways in Copenhagen and all the other Danish projects.
Min Trafikside. About tram, railways and busses.
Midttrafik. Plan for a new tam system in Aarhus, Denmark’s second largest city.
My 1 2 87. Railway in model and 1:1, but also some trams.
Myldretid About busses and suburban trains in Denmark.
Odense, The new Light Rail in Odense.
Omstigningsklubben.
Ring3. Project for new light rail west of Copenhagen.
Sportrafik.dk. Pictures of Trams (from the Tramway Museum of Skjoldenæsholm) and railways.
Sporvejsdrift. About trams in Aarhus.
Sporvognsrejser.dk Henrik Boye has a homepage with many pictures from all over the World.
Sporvogn nr.6/Tran No. 6.
The Danish trams in Alexandria.
Tjalfe Bjørnsons Gallery.  Pictures from Europe.
Tog-billeder. Pictures from Copenhagen and Aarhus.
Tommys Trafikside Pictures from Copenhagen.
Trambus.dk. Site about trams and busses in Aarhus.
Tramway.dk Site with software.
Vognstyrer (trolley driver).
Aarhus Letbane. Building the new Light Rail in Aarhus.

Finland

Nordlunds Trafiksidor.
Suomen Raitiotieseura Ry. Finnish Tramway Society.

Norway

Bergen Elektriske Sporvei. Bergen Electric Tramway, museum tram in Bergen.
Bergen to build a LRT system. The new tramway, open in 2010. Gråkallbanen. The museumtramway of Trondheim.
Trammuseum Oslo. Society LTF from Oslo.
Oslotrikken.

Sweden

Jönköpings Spårvagns- och Busshistoriska Sällskap. Lätta spår. Information about modern trams.
Museum Trams of Malmö.
Nordens Spårtrafik.
PGs World. Photos from Malmö and Skjoldenæsholm, and the trolleybus in Lnadskrona.
Spårvägssällskapet RINGLINIEN. Ringlinien Tramway Society in Göteborg.
Stockhoms Spårvägsmuseum. The Tramway Museum of Stockholm. Svenska Spårvägssällskapet. Swedish Tramway Society.
Tramways.com. Web pages with photographs, of tramways, buses, subways, trolleybuses.

European link

AMTUIR. French Tram Museum outside Paris.
Blickpunkt Strassenbahn. German site, with list of all tram system of the world and a lot of links.
French Tramways.
LRTA. Light Rail Transit Association.
Photo review. Lots of Photos.

Rest of the World

Drehscheibe Strassenbahn Forum. German site.
IRJ.  International Railway Journal, have also news about trams.
Light Rail Now. News from USA.
UrbanRail.Net. Site with all metro of the World, included many tram system, with pictures, map and other information’s.
Urban Electric Transit. Fleet list from all over the World. 
US Streetcar Systems.