Canada has the largest coastline then Indonesia and then Australia
James Cook charted much of Australia's eastern coastline in 1770.
No country can border a coastline, especially the East coast of Australia, a shoreline of the Pacific Ocean.
No country can border a coastline, especially the East coast of Australia, a shoreline of the Pacific Ocean.
To the west, the Indian Ocean touches (not borders) Australia's coastline. To the east, it is the Pacific Ocean. Three seas border Australia's northern coastline: the Timor Sea, the Arafura Sea and the Coral Sea.
The Southern Ocean, also known as the Great Southern Ocean, borders Australia's southern coastline.
Australia's mainland coastline, not counting the islands or the state of Tasmania, is 35877 km in length.
the coastline of Australia
Shark Bay, on Western Australia's coastline, is Australia's largest bay.
The Indian Ocean borders Australia's western coastline.
Canada has the longest coastline of any country.
It is about 21,000 kilometres around Australia's coastline by road.