Is 663,267.250 square miles as big as The Great Barrier Reef?
It's about five times as big as The Great Barrier Reef
The size of The Great Barrier Reef is about 134,000 square miles.
(a.k.a. Barrier Reef) (Coral Sea, off Queensland, Australia) (approximate)
The Great Barrier Reef, the largest such reef in the world, covers about 134,000 square miles. Reefs, such as the Great Barrier, grow in diameter at a rate of 1 to 3 cm per year.
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