Is 0.0000000280 square perches as big as Alcatraz?
It's about 0.000000000008 times as big as Alcatraz
The size of Alcatraz is about 3,500 square perches.
(a.k.a. The Rock) (California)
Alcatraz Island measures 3,500 square perches. It is known a part of the Golden Gate National Recreation Area, and has historically served as a lighthouse, fort, military prison, and — most famously — a federal prison.
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