The following resources were used in compiling this document, and will serve as a resource for more information:

• Roundabout Capitol of the Rocky Mountains: Avon, CO
  
• MTJ Engineering
  
• Roundabouts Canada: LiveCam!
  
• New York State Roundabouts
  
• Alaska Roundabouts: Take a virtual test drive around a roundabout
  
• NorthEast Area Roundabouts (NEAR)
  
• Traveling Maryland's Roundabouts
  
• Modern Roundabouts, the Web site
  
• Federal Highway Administration (FHWA) — Roundabouts: An Informational Guide (pdf)
  
• FHWA — Roundabout Safety Comes to America
  
• Roundabouts: the more you build, the less you get FHWA Brochure, (299K PDF file)
  
• Kansas State University Center for Transportation Research and Training, including "Roundabout Studies in Kansas," Russell, Luttrell, Rys, 2002 report to the 4th Transportation Specialty Conference of the Canadian Society for Civil Engineering
  
• Alternate Street Design, P.A.: Modern Roundabouts
  
• AAA Foundation for Traffic Safety — Roundabouts
  
• RoundaboutsUSA
  
• California Dept of Transportation Design Information Bulletin Number 80: Roundabouts
  
• Clearwater's Beach Entry Roundabout
  
• Oregon DOT Roundabout Web Page
  
• Hutchinson, Kansas Roundabout
  
• Fehr and Peers Associates, Inc.: Traffic Calming
  
• Washington State DOT: Roundabout at Port Orchard
  

Other References
All References are in PDF format.

• Public Opinion and Traffic Flow Impacts of Newly Installed Modern Roundabouts in the United States
  
• Traffic Flow and Public Opinion: Newly Installed Roundabouts in New Hampshire, New York, and Washington
  
• Continued Reliance on Traffic Signals: The Cost of Missed Opportunities to Improve Traffic Flow and Safety at Urban Intersections