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Why is it the the items below will only last for 200 years if they are made of stone?
"In between the statues is an altar embossed with a Celtic cross. They are made of Indiana stone, and are expected to have a life span of two centuries."
Er, pass! It was something I came across in my Research, so I added it in. Even stone doesn't last forever though, does it?
I guess wear and tear - wind and rain that kind of thing. although I'm totally guessing.
If you look at stone steps - if they are old enough they have those gorgeous dips where people have trodden...
Editorial Note: This conversation has been moved from 'Bush House' to 'Bush House, London, UK'.