Click here to learn more about aeiou isnt just a string of vowels AEIOU isnt just a string of vowels

Looking through historical records, or a close inspection of certain buildings in Austria such as the Burg Wiener Neustadt, may cause you to repeatedly come across a particular set of vowels: A.E.I.O.U. No, this is not some sort of spelling lesson meant to teach the vowels through repetition, though one could be forgiven for arriving…