May I digress just for a second to share some photos of a Canadian's take on stone sculpture? I can't find my favorite shot anymore, alas, but these should give you an idea:

http://www.urbanvancouver.com/node/6376

Youtube is not a subscription-based service, by the way. You can join if you wish, but you don't have to be a member to wander aimlessly through its many priceless (and not-so-priceless) videos.