Join me on a tour of the World’s Greatest City™ as we battle the 18 million tourists and gasp at how a London £ is about the same as five English £s. We can marvel at how green London is, with as much parkland and leafy retreats as you could ever want and get used to the things are as eccentric as they are maddening, before realising that despite everything, London is a unique global capital that can never be fully known.