Heard Island and McDonald Islands is about 259 times smaller than Tennessee.

Tennessee is approximately 106,752 sq km, while Heard Island and McDonald Islands is approximately 412 sq km, making Heard Island and McDonald Islands 0.39% the size of Tennessee.
Tip: This to-scale comparison of Tennessee vs. Heard Island and McDonald Islands uses the Mercator projection, which distorts the size of regions near the poles.

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