"Features more than 750 clans and families (with hundreds more alternate spellings and variations), along with the thousands of castles, properties and lands that they held. Organised alphabetically, each entry begins with the name of the clan or family, a map locating key places, and information about the family and their origins. Following this are the castles, houses and lands associated with the family, along with location, National Grid Reference, description, history, ownership, and whether the place is accessible to the public or if accommodation is available. Websites and telephone numbers are listed for hundreds of castles, and each entry concludes with clan or family websites" -- Back cover.