I heard something about the floor in that room - it's all white with the black walls. I don't remember if they said it a white mosaic or is it a form of concrete or laid stone?

“You’re walking into a room with an all-white floor, all-black walls. I mean, that’s something that would be impressive today and it definitely was back then,” she said.

The discovery underlines just how much of Pompeii remains buried: More than a third of Pompeii is untouched and unexplored by archaeologists.