Correction for the size of Seal Island
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How big is 570,000,000,000 circular mils?
It's about one-thirtieth as big as Seal Island
The size of Seal Island is about 16,000,000,000,000 circular mils.
(Western Cape province, South Africa)
Seal Island, named for the tens of thousands of Cape Fur Seals that live there, measures about 16,000,000,000,000 circular mils. The large number seals attract great white sharks, who circle the island in a so-called "Ring of Death."