Birding the Carquinez Strait Scenic Loop Trail

http://mikesbikes.com/articles/group-ride-     directory-pg108.htm

Routes Maps — Bay Area:

http://bicycling.511.org/routes.htm

http://bicycling.511.org/bikemapper.htm

http://www.velogirls.com/resources/routes.php

http://www.baytrail.org/