Correction for the size of Sydney
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How big is 710,000,000,000 square centimeters?
It's about one-one-hundred-fiftieth as big as Sydney
The size of Sydney is about 123,677,000,000,000.000000000000000000000 square centimeters.
(a.k.a. Cadi) (Greater Sydney region) (Australia)
The region of Greater Sydney, the largest city of Oceania, measures 123,677,000,000,000.000000000000000000000 square centimeters. The Royal National Park, in Sutherland Shire, located in the southern part of the city, is the second oldest national park in the world and covers 1,320,000,000,000 square centimeters.