So you noticed all the rocks did you? Actually, there are 244 Tonnes of rocks which is almost half a million pounds. Well, when you can't grow grass on the edge of the desert, try rocks. Don't need to water them, they stop the weeds, and we still get to enjoy our gardens.

You want to see all the insulators. OK, we'll do that in a moment, but come over here first. Bev is just going to serve lunch in a moment. Better get yours now while you can. They can be a rough crowd when there're hungry.