The country with the world's longest coastline is Canada. Stretching over 202,080 kilometers (125,570 miles), Canada’s coastline is surrounded by three oceans: the Atlantic, Pacific, and Arctic. This extensive coastline features a diverse range of habitats, including beaches, cliffs, and rugged shorelines. Canada's coastline supports rich biodiversity, providing habitats for various marine species. It also plays a crucial role in the country's economy, particularly through industries like fishing, tourism, and shipping. The natural beauty and ecological significance of this coastline attract many visitors each year.