Vast submerged area near Australia may once have hosted 500,000 people

An area of the seabed north of Australia has been mapped in detail for the first time, revealing that large numbers of people could have lived there until it was inundated by rising seas

​An area of the seabed north of Australia has been mapped in detail for the first time, revealing that large numbers of people could have lived there until it was inundated by rising seas An area of the seabed north of Australia has been mapped in detail for the first time, revealing that large numbers of people could have lived there until it was inundated by rising seas