Like a serene swan paddling madly under the surface, it takes a lot of hidden choreography to keep a luxury hotel afloat. Food critic Giles Coren and chef Monica Galetti go behind the scenes of the world’s most impressive hotels - from Singapore’s Marina Bay Sands, with rooftop gardens longer than the Eiffel Tower is tall, and Nairobi’s Giraffe Manor, where standards are as high as necks are long.

Episodes of this season