Around the World in 80 Gardens

In Italy, Monty visits some of the high Renaissance gardens of stone and water which have influenced western garden design. He visits the remains of the Emperor Hadrian's palatial retreat which in turn, inspired those. In Marrakesh, he visits the Aguedal - one of the world's oldest continuously maintained gardens. Finally, Monty visits the Alhambra in Spain, thought by many to be the perfect garden.