Overview: You're in for a treat. For the first time ever, you're invited behind the scenes at London's most expensive and exclusive hotel. In this unique travel documentary for BBC Select, Monica Galetti and Giles Coren visit the Lanesborough, near Hyde Park. The suites, costing up to $35,000 a night, are often rented for months at a time, and even the cheapest rooms come with a dedicated butler.