On this day in 1923, in Thebes, Egypt, English archaeologist Howard Carter enters the sealed burial chamber of the ancient Egyptian ruler King Tutankhamen.

Because the ancient Egyptians saw their pharaohs as gods, they carefully preserved their bodies after death, burying them in elaborate tombs containing rich treasures to accompany the rulers into the afterlife. In the 19th century, archeologists from all over the world flocked to Egypt, where they uncovered a number of these tombs. Many had long ago been broken into by robbers and stripped of their riches.

When Carter arrived in Egypt in 1891, he became convinced there was at least one undiscovered tomb–that of the little known Tutankhamen, or King Tut, who lived around 1400 B.C. and died