Size comparison

compared to

Colosseum is about 6,425 times smaller than Boston.

Boston is approximately 124 sq km, while Colosseum is approximately 0.019 km² (0.0075 sq mi), making Colosseum 0.02% the size of Boston.
Tip: This to-scale comparison of Boston vs. Colosseum uses the Mercator projection, which distorts the size of regions near the poles.
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Compare further: Colosseum vs. Boston

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See Colosseum on top of Boston
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