Automobile Traffic
- City of Seattle Traffic Cameras
- WSDOT: Puget Sound Area Traffic Conditions - cameras & maps
- Smart Trek
- Traffic Waves - flow dynamics & the art of merging
Seattle Transit Conditions
Car Pool
Alternative Vehicles & Fuels
- Puget Sound Clean Cities Coalition
- Seattle Electric Vehicle Association
- US-DOE: Alternative Fuels Data Center, Biodiesel
- US-DOE: Clean Cities, Biodiesel
- U.W. Biodiesel Project
Air Travel
- Sea-Tac International Airport
- King County International Airport - Boeing Field
- Regional Commission on Airport Affairs - RCAA
- Jet Airplane Watchdogs of Seattle - JAWS
- Seattle Council on Airport Affairs
- Museum of Flight
- Flying Cloud - Boeing 307 Stratoliner
Rail
- Sound Transit Commuter Rail - Sounder
- King Street Station - Seattle's Train Station
- Operation Lifesaver - Safety
- Save Our Valley - Rainier Valley
- Alweg Monorail System - Historical
- Ride Free Express
- Rise Above It All - Monorail
- Friends of the Monorail
- Citizens Against the Monorail
- Freeway Monorail
- Coalition for Effective Transportation Alternatives - CETA
- Waterfront Streetcar
- Seattle Cable Cars - Historical
- Magnetic Levitation Trains - MagLev
Bus
- Metro Transit of King County
- Community Transit of Snohomish County
- Everett Transit
- Kitsap Transit
- Pierce Transit
- Washington State Transit Association
- RiderLink
- Metro's Accessible Bus & Van Services - Phone: (206) 689-3113
- Metro Employees Historic Vehicle Association
- Washington State Transit Association
- ST Express
- Busview - Java Applet
Bike
Also see: SCN Recreation: Bicycling