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| CategoriesLinks Sort by: PageRank | Hits | Alphabetical | A Span For All Seasons - http://www.bridgemeister.com/ A collection of photographs of facilities and a large worldwide inventory of suspension bridges. |
| Bridge of the Month Quiz - http://www.bridgeink.com/ An image is posted inviting entrants to identify the feature. A free copy of a book on the subject is awarded to one correct entrant per month. |
| Bridgepix.com - http://www.bridgepix.com/ Contains photographs and scans of other media of subjects worldwide. |
| International Peace Highway Project - http://www.iijnet.or.jp/IHCC/index.html International Highway Construction Corporation, supporters of a highway system connecting most of the world which would include a Bering Strait bridge and Japan-South Korea tunnel. |
| MrTunnel.com - http://www.mrtunnel.com/ Discusses many projects. |
| The Bridges Project - http://bridges.civil.rice.edu/ Online database of significant bridges compiled by the Department of Civil Engineering at Rice University. Includes photographs. |
| The Tunnel Page - http://home.no.net/lotsberg/ The longest road and rail tunnels in the world, grouped by categories such as sub-sea tunnels and immersed tubes. |
Parts of this site have been derived from the Open Directory Project |
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