By Marice Richter
Green Right Now
With spring just around the corner, the time has come to dust off plans for those home improvement projects that have been shelved during the cold weather months. No doubt, those plans involve some outdoor projects and perhaps some renovation inside, too.
Rock or stone structures have existed as far back as antiquity. The pyramids in Egypt as well as those built by Aztec Indians were constructed entirely of rock and stone. And then there are the grandiose Cathedrals and palaces, dating back centuries to medieval times, that still enthrall thousands of European visitors each year.