is linked by this nice little summary on techno-blog Saltire Blogging by Steve MacLaughlin:
The best curling stones are all mined from the same location: the Ailsa Craig. The Ailsa Craig is a towering island of granite rising 1100 feet from the surface of the Firth of Clyde off Scotland’s west coast. The Ailsa Craig is sometimes known as Paddy’s Milestone as it sits between Scotland and Ireland.
Take a walk on the wild side and check out technoblogs.