Bike friendly websites

European websites

European Cyclists' Federation: Website of the European Cyclists' Federation which promotes the use of bicycles as a means of transportation throughout Europe and abroad.
FIAB - Federazione Italiana Amici della Bicicletta [the Italian Federation of Friends of the Bicycle] has a website full of information, tips and links on the use of bicycles in the city and outside the city. [in Italian].
Piste Ciclabili: This website maps and describes geographically the network of bicycle routes throughout Italy. [in Italian]
Ciclomobilisti: Bike to work - one should not have to die of traffic. A forum dedicated to those commuting by bicycle in the ciclomobilisti Roman website. [in Italian]
Bikeitalia.it a web site which aims to be a reference point for everything concerning the bicycle in Italy.
Carfree.com by J. H. Crawford, a web site that goes with the books Carfree Cities and Carfree Design Manual which propose a delightful solution to the vexing problem of urban automobiles: a mix of public transport, bicycle and pedestrian areas. The author seems to be an American living in Europe, in Amsterdam, with a good knowledge of Italy and Venice, the carfree city par excellence.
Carbusters: Internet edition of the Journal of the Carfree Movement.

American websites (USA)

Adventure Cycling Association: to inspire and empower people to travel by bicycle.
Alliance for Biking and Walking: to transform communities across North America into better places to bike and walk.
Bikes Belong: to put more people on bicycles more often.
League of American Bicyclists: to promote bicycling for fun, fitness and transportation and work through advocacy and education for a bicycle-friendly America.
National Bicycle Greenway: is envisioned as a nationwide network of interconnected bike friendly roads and bicycle pathways that will connect cyclists to major cities throughout the US.
People for Bikes: dedicated to channeling the passion for bikes and improving the future of bicycling.
Rails to Trails Conservancy: creating a nationwide network of trails from former rail lines and connecting corridors to build healthier places for healthier people.