Its purpose was to assist in the defence of Queensland's extensive coastline.

Its main role was to prevent any Soviet invasion across Sweden's extensive coastline.

Many tourists visit to experience the country's extensive coastline and well-preserved coastal Renaissance towns.

This is true even in New York State with its extensive fish-rich coastline.

A further four days later, on February 21, more extensive coastline was spotted.

Law enforcement: Countries with extensive coastlines are vulnerable to those entering or exiting the country undetected.

It is protected by a long reef wall and has an extensive coastline.

Another great way to discover the region's extensive coastline is by sea kayak.

Almost 5% of its extensive coastline consists of ecologically sensitive wetlands.

With its extensive coastlines on both the ocean and the bay, fish are Nerat Hold's main product.