The geology of the Cairngorms was created on a timeline that stretches back hundreds of millions of years. Much of the land is underlain by granite that formed deep within the Earth's crust and 'surfaced' as the overlying layers of rock were stripped away by ice, wind and water. The bedrock is hard, and although the area has been heavily glaciated, still boasts 18 Munros, the highest of Scotland's peaks. The area attracts climbers, walkers and assorted...