Rome is about 18 times bigger than Bellingham.

Bellingham (map shows its 21 named neighbourhoods; the area covers the whole city) is approximately 73 sq km, while Rome is approximately 1,287 sq km, making Rome 1,663% larger than Bellingham.
Tip: This to-scale comparison of Bellingham vs. Rome uses the Mercator projection, which distorts the size of regions near the poles.
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