10 Things You Didn't Know About the U.S. Constitution

By no means a perfect document, the U.S. Constitution contains multiple spellings errors. The most noteworthy of these errors is "Pensylvania." A delegate from that state left out one of the N's when he signed. (This was not rare at the time; it's spelled that way on the Liberty Bell, too.)

In Article I, section 10, there's an even more embarrassing mistake: "No State shall … lay any Imposts or Duties on Imports or Exports, except what may be absolutely necessary for executing it's inspection Laws."

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