If you look across the island from Castaway you can see Phillip Island, seven kilometres south of Norfolk. It is a fascinating part of Norfolk Island history.
Three million years ago Norfolk Island was many times the size it is today and consisted of one enormous, and very active volcano. When it finally erupted, the force must have been felt half way across the globe. Much of the outer island sank beneath the sea and all that was left was a five by eight kilometre fragment and a tinier, two by three kilometre speck. These were named many millennia later, Norfolk Island and Phillip Island respectively. Read more