World's 11 bike-friendliest cities

The list-loving folks at Virgin Vacations have ranked the world's 11 most bicycle friendly cities:

1. Amsterdam, Netherlands
2. Portland, Oregon, USA
3. Copenhagen, Denmark
4. Boulder, Colorado, USA
5. Davis, California, USA
6. Sandnes, Norway
7. Trondheim, Norway
8. San Francisco, California, USA
9. Berlin, Germany
10. Barcelona, Spain
11. Basel, Switzerland

The League of American Bicyclists explains why bicycle use should be encouraged:

• 40% of all trips are within two miles of the home
• 50% of the working population commutes five miles or less to work
• more than 82% of trips five miles or less are made by personal motor vehicle
• American households devote18% of every dollar spent on mobility
• 98% of which is for the purchase, operation, and maintenance of automobiles
• American families spend more on driving than health care, education or food
• more than one-third of the poorest families' income goes to transportation