Nice image, but if you want to really have fun with a kid dig up the book "Underground" by David Macaulay. It peels back the layers beneath our feet and was a

Nice image, but if you want to really have fun with a kid dig up the book "Underground" by David Macaulay. It peels back the layers beneath our feet and was a real eye-opener for me when I was younger. Actually grab anything by the same author and have fun...