Holy See (Vatican City) is about 293 times bigger than White House.

White House is approximately 0.0015 km² (0.00058 sq mi), while Holy See (Vatican City) is approximately 0 sq km, making Holy See (Vatican City) 29,233% larger than White House.
Tip: This to-scale comparison of White House vs. Holy See (Vatican City) uses the Mercator projection, which distorts the size of regions near the poles.
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