The SkyBridge Michigan is the world's longest timber-towered suspension bridge. The world's longest timber-towered suspension bridge doesn’t connect two cities or buildings — it connects two mountain ...
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An 1800-foot bridge in Missouri is available for free. There’s just one catch

The Missouri Department of Transportation is preparing to replace the mid-20th-century Theodosia Bridge, but rather than demolish it outright, officials are offering it up free of charge to any ...
Nature can sometimes provide a crossing place from one side of a ravine to the other. Wind may cause a tree to fall across a deep ditch that would otherwise be difficult to cross. When the trunk of ...