The Rosetta Stone was discovered #onthisday in 1799 – key to deciphering Egyptian hieroglyphs! The same inscription is written in three different scripts: Greek, hieroglyphs and demotic Egyptian. 1,400 years after hieroglyphs had gone out of use, scholars were able to use the Greek inscription on this stone as the key to decipher them. The inscription is a decree that affirms the royal cult of the 13-year-old Ptolemy V on the first anniversary of his coronation in 196 BC. Learn more about this o