See also:

• Kids and Teens: School Time: Science: Technology: Buildings and Bridges  (38)
• Recreation: Roads and Highways: Construction and Planning  (26)
• Recreation: Roads and Highways: Online Traffic Cameras  (47)
• Science: Technology: Structural Engineering: Bridge  (438)

This category in other languages:
	Dutch  (9)   French  (27)

• Bridge of the Month Quiz - 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 - Contains photographs and scans of other media of subjects worldwide.
• International Peace Highway Project - 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 - Discusses many projects.
• A Span For All Seasons - A collection of photographs of facilities and a large worldwide inventory of suspension bridges.
• The Tunnel Page - The longest road and rail tunnels in the world, grouped by categories such as sub-sea tunnels and immersed tubes.