Alan is invited by the Duchess of Rutland to Belvoir Castle to begin this garden makeover on an epic scale. He also visits Stowe in Buckinghamshire and a revolutionary Brown design.
Alan discovers the budget may not stretch to cover everything planned. He also visits Longleat and Wotton.
Alan's epic makeover reaches the crucial planting stage. He takes the duchess to visit the real Downton at Highclere Castle. And the duchess wants an obelisk.