Have you ever wondered what lies beneath your feet when you walk into an ancient church or through a graveyard? The mystery of what lies beneath. Did you know that some of London's most famous cemeteries have catacombs? This book explores some of the most intriguing vaults, crypts and catacombs of London and where you can still find some of them. Some are even open to public view. Crypts were often built by rich and powerful families to lay to rest...