F ALL THE places to call your office, the Blenheim estate is the one: 12,000 acres of Oxfordshire countryside, dotted with oak trees that date back to the Middle Ages, Capability Brown gardens and a 300-year-old palace as the jewel amid it all. “Every day you have that wow moment,” says Roy Cox, the estate’s managing director who has the park, gardens, woodlands and farms under his guardianship. “When you see it daily, it becomes normal. But actually, you have to pinch yourself now and then and think: ‘OK, we are caring for a World Heritage site.’” When he can sneak a
