“. . . stingy with photographs.”
Exactly what I was going to say, Art Dodger. It would be like the Nazca Lines article not showing any examples. Still, this is an interesting article about something of which I was completely unaware. That the Romans were masters of the various uses and kinds of cement, is well known. This use is new to me.
Sorry, guys. My comment was not important enough to be posted twice!
I was able to find a little more info and a photo or two. YOu are right, interesting story.
https://www.yahoo.com/entertainment/liquid-gypsum-burial-roman-britain-090000579.html