*The Duchess of Northumberland: * - Jane Northumberland is married to the twelfth Duke of Northumberland and is mistress of Alnwick Castle. The earls and dukes of Northumberland have lived in Alnwick Castle for seven hundred years. The Duchess has spent the last fourteen years creating beautiful pub...

*The Duchess of Northumberland: * - Jane Northumberland is married to the twelfth Duke of Northumberland and is mistress of Alnwick Castle. The earls and dukes of Northumberland have lived in Alnwick Castle for seven hundred years. The Duchess has spent the last fourteen years creating beautiful public gardens in the grounds of the castle and, because of her fascination with and knowledge of poisons, has created the world-famous Poison Garden. Alnwick Castle and the Alnwick Garden are the most popular tourist destinations in the north of England, attracting more than 800,000 visitors each year.