Mayor's Bicycle Advisory Committee

http://www.massbike.org/lawlegis/indexl.htm
Bicycle-related legislation from around the country.

http://www.bhsi.org/
Bicycle Helmet Safety Institute site includes everything you want to know
about helmets.

http://www.bikeplan.com
Bicycle planning site set up by Tracy-Williams Consulting in Missoula, MT.
Lots of good background information on bicycle planning issues.

http://www.bikemap.com/
Info about bikes-on-transit regulations around the country.

http://www.greenway.org
East Coast Greenway site - includes a state-by-state status report on the
East Coast Greenway, which will run from Maine to Florida (through
Baltimore) when it's complete.

http://www.bikefed.org/
Bicycle Federation of America site includes useful information for
advocates, useful documents, etc.

http://www.bts.gov/ntl/browse.html
The National Transportation Library includes a pedestrian and bicycle
section. Lots of useful documents that can be downloaded.

http://www.bikestation.org/
The Bikestation web site has information about innovative commuter-oriented
facilities that have been developed in California.

http://www.house.gov/blumenauer/bike.htm
The Congressional Bicycle Caucus site. Bet you didn't know there was one!

http://www.bicyclingmagazine.com/
Bicycling Magazine's site.

http://www.waba.org
Washington Area Bicycle Association

http://www.railtrails.org
The Rails-to-Trails Conservancy site.

http://www.trans.ci.portland.or.us/Traffic_Management/Bicycle_Program/
The Portland, OR Bicycle Program web site.

http://www.ci.seattle.wa.us/td/bicycle.asp
The Seattle, WA Bicycle Program web site

http://www.ihpva.org/mailing_lists/
Mailing lists related to trikes and human-powered vehicles

http://www.zzapp.org/rileygea/books.htm
Great books on bicycling