Covered Bridges of Oregon - Oregon Department of Transportation offers photographs and brief histories of a selection of the over 50 surviving spans in the state. www.odot.state.or.us/eshtm/cb.htm
Oregon Covered Bridges - StateofOregon.com - Oregon can truly trace its history with the exploration of its more than 50 historic covered bridges. Provides information regarding each of these historic landmarks. coveredbridges.stateoforegon.com
Oregon's Covered Bridges - History and county by county guide, with photographs and descriptions. Also an explanation of truss types, with diagrams. www.viser.net/~draft/bridges/bridges.shtml
The Bridges of Portland, Oregon - Photos and descriptions of Portland, Oregon's wide variety of river bridges. www.bizave.com/portland/bridges
