Causeway often refers to structures in specific environments like wetlands or coastal areas. The old causeway was the only access to the wetlands for birdwatchers.
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Historical Reference
Causeways can be of historical significance and are sometimes protected landmarks. The ancient Roman causeway still stands as a testament to their engineering.
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Modern Infrastructure
Modern causeways may involve complex construction and serve as vital transport links. The new causeway will shorten the travel time between the islands significantly.