Central ScotlandThe written history and archaeological records of Central Scotland take us back to Pictish times some 5,000 years ago. The geology of the area stretches back a further 400 million years. The oldest rocks are found near Lesmahagow and in the Pentland Hills. Known geologically as 'inliers', these are small areas of rocks from an older age, surrounded by younger strata. These strata have yielded some of the oldest fish on earth and are highly prized for