Along the way you'll pass a bunch of Banksys, The Anchor pub, The Globe, The Tate Modern and the Founders Arms then you can walk across the bridge and head to St Paul's Cathedral
Kensington Gardens - I sat near an old guy who was feeding birds. He was wearing a hat and they kept jumping out of the hedge behind him to sit on his head and that hat never moved an inch LOL
Well, this is one of the few events for which you will not need tickets as it's taking place all over the streets of London. Yes, you can see Race Walking just by hitting the streets of London!