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The Florida Keys' Longest Scenic Bridge Takes You Across Miles Of Stunning Emerald WatersBut perhaps no stretch of highway was more ambitious than Florida's Overseas Highway ... as it was building the span over open water. Today, the Seven Mile Bridge is really two bridges ...
Interesting Engineering on MSN6mon
Human-built 5600-year-old underwater bridge found inside cave stuns scientistsA geology professor from the University of South Florida discovered a 5600-year ... they discovered a 25-foot-long bridge.
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