its not man made, it was created naturally.
The Great Barrier Reef is made of a variety of living and dead soft and hard corals.
The Great Barrier Reef is a coral reef.
The Great Barrier Reef is natural because it hasn't been man-made.
The proper name for the Great Barrier Reef is simply "Great Barrier Reef".
No: the Great Barrier Reef is made up of more than 2,900 individual reefs and 900 islands.
Coral...
Coral
No. Although Osprey Reef is in the Coral Sea, where the Great Barrier Reef is located, it is actually separate from the Great Barrier Reef.
The Great Barrier Reef is a coral reef ecosystem.
The Great Barrier Reef is the largest reef system in the world.
No the great barrier reef is a natural phenomenon and protected as much as possible from interference by man.
The great barrier reef is awesome