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271

Short answer: 60 miles wide, give or take

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VBjJD TIL that Abraham Lincoln once captivated reporters with a speech so riveting that the audience stopped taking notes and we have no record of what he said! It has since been known as "Lincoln's Lost Speech"
Q7X6 TIL: In 1963, Alfred Heineken created a beer bottle that could also function as a brick to build houses in impoverished countries.
Z4MB TIL ironically, the French flew the white flag as a symbol of military command.
9VQD TIL the tallest structure in the US is a 2,063ft television transmitter in North Dakota
jN7gR TIL the man who voiced Spongebob Squarepants is married to the woman who voiced Plankton's computer wife, Karen.