This ride will start by catching the 10:26 train to London Kings Cross from Hatfield.    Please arrive at the station in good time to purchase tickets.  You will only need a return to London Terminals, not a Travelcard.   This costs £8.60.  You can of course join the ride from any other station.   Just aim to be at Kings Cross by 10:50 for an 11:00 departure. We will then explore London cycling infrastructure, pausing where there is something worth seeing.  This…