Attractions such as Stirling Castle, whichare run by Historic Scotland, attract many visitors, and lead them to a greaterunderstanding of our rich heritage.Historic Scotland holdsinformation on sites in four categories of statutory and non-statutory designationsfor historic monuments, buildings and sites which fall within these designations.These are as follows:Listed buildings: there are almost47,000 listed buildings of special architectural or historic interest given legalprotection under the Planning (Listed Buildings and Conservation Areas) (Scotland) Act1997.